If you’re in the market for home insulation, chances are you’ve heard of Rockwool insulation. Rockwool is a brand name synonymous with mineral wool insulation, and no wonder it’s so well known—this innovative product is a great solution.
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Like the familiar fiberglass insulation, Rockwool’s insulation products are easy to install using batts or rolls. It also has several benefits that other insulation types don't. Here's what you should consider if you're looking into Rockwool insulation.
What is Rockwool Insulation Made Of?
Surprisingly, just like the name sounds, Rockwool is made from natural rock materials that have been spun into wool-like fibers. The rock happens to make a dense, flexible insulation product that's easy to work with.
Let’s break down exactly what Rockwool products are and their reputation as a preferred material for insulation.
The primary component of Rockwool insulation is rock—specifically basalt and diabase. These volcanic rocks are well known for their durability and thermal resistance. Manufacturers melt the rocks at extremely high temperatures to form molten lava.
Manufacturers spin the molten rock using high-speed spinning tools into very fine wool-like fibers. Binders and oil are added to the fibers to make them stick together. The fibers are felted together into a mat that is compressed into insulation products: rolls, bats, and loose-fill insulation.
The resulting product, Rockwool, is dense and durable with excellent thermal resistance. It significantly slows the transfer of heat in your home, which helps keep temperatures comfortable and consistent. By keeping your house environment steady, you'll reduce energy consumption and costs associated with heating and cooling.
Benefits of Rockwool Insulation
So why choose Rockwool insulation? Is it better than other types of insulation? What are the benefits?
When you select any type of insulation, it's important to familiarize yourself with the different options on the market. Rockwool insulation is an excellent choice in certain cases, but it's essential that you choose the right thickness and density to hit the R-value for your application (we'll explain).
Rockwool insulation has some unique benefits that make it a popular option for many circumstances. Here are some of the key advantages:
Superior Thermal Performance
Because Rockwool is made of densely compact fibrous strands, it traps air. This feature results in better thermal insulation by minimizing heat flow. If you’re tired of adjusting the thermostat (and paying for the resulting heating bills), Rockwool can help you enjoy a consistent temperature in your home.
Exceptional Fire Resistance
Rockwool is made from lava rock—it’s built to withstand temperatures exceeding 1,000°C (1,832°F) without melting or giving off toxic smoke fumes. In the event of a fire, mineral wool insulation prevents the spread of flames and gives more time for a safe evacuation.
Great Sound Absorption
Sleep soundly with Rockwool insulation. The product significantly reduces noise transmission between rooms and from the outside. It improves the room's acoustical performance, too. Acoustic insulation is ideal for homes, especially bedrooms and home offices. It’s also a good choice for multi-residential buildings and commercial applications where sound is a concern.
Durable
Unlike many types of insulation, Rockwool will not degrade over time. It stands up to mold, mildew, and rot. Rockwool will likely outlast many of the other building materials and components in a structure. The long lifespan makes it an especially cost-effective insulation option.
Moisture Resistant
Rockwool is uniquely breathable. It allows water vapor to pass through while simultaneously being water-repellent. Moisture won’t accumulate inside the insulation, which prevents mold and mildew growth. It's also an excellent choice for naturally damp environments.
Easy to Install
One of the reasons Rockwool is such a popular product (aside from all the excellent features above) is that it’s easy to install. It’s available in many different formats, including batts and rolls, which you can tailor to any needed configuration. Semi-rigid batt insulation works well for many different applications. No matter what type of Rockwool you use, it's very important to wear protective gear.
Rockwool R-Value
As we mentioned above, it's essential to choose the right R-value when selecting any type of insulation. What's an R-value, and what is the R-value of Rockwool insulation?
We’re glad you asked! R-value is a marker of insulation’s resistance to heat flow. The higher the R-value, the better the material insulates. The target R-value varies between climate zones. In other words, in the cold upper Midwest, you may need a higher R-value insulation than in the sunny Southwest.
Rockwool insulation has a typical R-value between R-3 and R-4.1, but it will depend on the specific density and product. A better R-value will help your space retain heat in the winter and stay cool in the summer. It will also help you cut down on those high utility bills.
Most packaging indicates the R-value of an insulation product. It's important to check with local building codes to ensure you choose the right R-value for your locale. Other factors may also play into the R-value, including the age and thickness of the insulation product, the presence of any damage, and the type of insulation material.
Rockwool Insulation vs. Fiberglass Insulation
Fiberglass insulation is also a very common option for home insulation. You’re likely familiar with the cotton candy-like fiberglass in shades of pink and yellow. This type of insulation has been used for many years, and in many cases, it does a good job.
In their own right, each material is better suited for certain applications. Each has unique properties. However, in a side-by-side comparison of Rockwool insulation versus fiberglass insulation, here’s how the two stand:
Rockwool Insulation
Pros:
Thermally efficient: Because Rockwool is very dense, it has a higher R-value per inch compared to fiberglass. This means it offers better insulation per inch of thickness.
Fire Resistant: Rockwool has excellent fire-resistant capacity, withstanding temperatures over 1,000°C. It is non-combustible and adds fire protection to buildings.
Absorbs sound: Rockwool has excellent sound absorption capabilities, reducing noise transmission through ceilings, walls, and floors.
Resists moisture: Rockwool has the unique qualities of being vapor-permeable and water-repellent. It allows your home to "breathe" while preventing mildew and mold.
- Sustainable: Because Rockwool is made from natural and recycled materials, it's considered environmentally friendly. It also outlasts many other building materials.
Cons:
Higher Cost: Generally, installing Rockwool is more expensive initially than installing fiberglass insulation. However, long-term cost savings may mean a better ROI overall.
Requires Safe Handling: As with fiberglass, Rockwool requires handlers to wear skin and respiratory protective gear. Rockwool can be more irritating than other insulation types.
- Heavier Weight: Rockwool is heavier than fiberglass. Ordinarily, this isn't a significant issue, but in certain spaces, the weight of insulation may be a consideration.
Fiberglass Insulation
Pros:
Cost-Effectiveness: Installing fiberglass insulation is usually less expensive than Rockwool. If the initial budget is a concern, fiberglass may be a better choice.
Easy-to-Install: Fiberglass is lightweight, easy-to-cut, and simple to install. It fits nicely in most standard joist and stud spaces. Like Rockwool, it's available in rolls and batts, which make it easy to handle.
- Energy Efficient: Fiberglass, like Rockwool, offers good thermal insulation. While the R-value of Rockwool is slightly higher, fiberglass offers a comparable range. It is the go-to choice for many applications where energy efficiency is a priority.
Cons:
Lower Fire Resistance: Like Rockwool, fiberglass insulation is non-combustible, but it doesn’t offer the same superior fire resistance that Rockwool does. Fiberglass will melt at very high temperatures.
Less Sound Absorption: Fiberglass isn’t as ideal for soundproofing applications and sound insulation. It’s less dense than Rockwool and doesn’t absorb sound as effectively.
- Requires Safe Handling: Both Rockwool and fiberglass irritate the skin, eyes, and respiratory system. No matter which option you choose, proper safety gear is paramount.
Best Places to Use Rockwool Insulation
If you’re leaning toward mineral wool insulation, it’s important to know the best uses for Rockwool. Not all areas of your home may need Rockwool insulation—it depends on your needs for the space. Rockwool is good for new residential construction as well as DIY home insulation replacement and updates.
Rockwool Soundproofing Insulation
Rockwool is particularly useful for soundproofing and sound-sensitive applications. The dense, fibrous structure readily absorbs and cuts the transmission of sound waves. It's an excellent insulation choice for walls, floors, and ceilings where sound may be a concern. Rockwool is the go-to for home theaters, music studios, and multi-family dwellings. The sound-absorbing properties minimize noise transfer and create a quiet, peaceful space.
Rockwool Exterior Wall Insulation
Rockwool is a good selection for insulating exterior walls. Because of its moisture resistance and breathability, it makes a very effective barrier against heat loss and gain. Its water tolerance helps prevent water-related damage while still allowing for the regulation of humidity and condensation. Rockwool helps thwart mold and mildew growth (and resulting rot) in damp environments.
Rockwool Attic Insulation
Your attic is one of your home's most crucial points of heat loss. Insulating your attic is a pretty easy DIY project for homeowners. Using Rockwool will help you improve your home's efficiency and reduce the workload on your heating and cooling systems. It also adds another layer of fire safety for your home.
How to Install Rockwool Insulation
Installing Rockwool insulation is a simple process, but you must follow handling instructions and safety precautions. This project requires some attention to detail, so put plenty of time on your calendar before tackling Rockwool insulation installation.
Tools & Supplies:
Take Safety Precautions
With all DIY projects, safety is one of the most critical factors. It's especially important when handling Rockwool insulation, which can irritate your skin, eyes, and respiratory system. Wear long sleeves and long pants when working with Rockwool, and ensure the space has plenty of ventilation.
It's also important to handle the Rockwool gently. Compressing and squishing the insulation can damage its effectiveness (and lower the R-value). Use a sharp insulation knife to cut the pieces cleanly. Measure carefully to ensure a snug fit that avoids both gaps and compression.
Rockwool Installation Process
Step 1: Prepare the Space: Measure and prepare the area where you will install the insulation. Clear the area of all debris. If you're working in an attic or a basement, move items to one side while you work so you have a clear, open space. Make sure the space is well-ventilated and dry.
Step 2: Cut to Size: Measure and cut the Rockwool to fit the spaces between the studs, joists, or rafters of your wall, ceiling, or floor. Slightly oversize the cuts (by about ¼ to ½ inch) to create a friction fit to eliminate gaps.
Step 3: Fit in the Insulation: Press the insulation into place, ensuring a snug (but not compressed) fit. The material should fill the cavity, touching all sides.
Step 4: Seal the Gaps: Use sealant or foam to fill any small gaps around the insulation. Make sure you don’t see any areas for air leaks.
- Step 5: Cover with Vapor Barrier: Depending on where you’ve installed the insulation, you may need to cover it with a vapor barrier and/or drywall. Check your local building codes and the manufacturer’s instructions. It’s especially important to cover the insulation in any exposed areas of your home.
Shop Rockwool Insulation at Do it Best
We carry Rockwool insulation at Do it Best! Thanks to its reliability and reputation, Rockwool is one of our most popular insulation types. If you're looking for an ideal insulation solution, explore Rockwool for your home.
Rockwool has a high R-value that is suitable for many climates and situations. It's available in several styles, including roll and batting insulation options. It's a great choice for your attic, basement, or any other area of your home where you're seeking excellent insulation protection. Rockwool stone wool insulation is water resistant and gives you peace of mind that your home will be protected against bacterial growth and other moisture-related concerns.
Rockwool provides excellent noise reduction. Adding a continuous layer of insulation to floors or walls can improve a room's acoustic performance. Rockwool roof insulation can thwart the spread of fire and provide additional safety for your home.
Homeowners can install Rockwool insulation themselves, but it's crucial to take all safety precautions. Handle Rockwool with gloves, protective eyewear, a respirator, and long sleeves. Follow all manufacturer's instructions to avoid irritation from the product.
If you’re considering saving money by DIY-ing your home insulation, Rockwool is an excellent choice. Explore our insulation supplies and information at Do it Best!
How to choose the best rock wool: measurements, density, and applications for heating your home
- Rock wool is one of the best thermal and acoustic insulators due to its low conductivity, fire resistance, and versatility in formats and uses.
- The optimal choice depends on the application, the appropriate density and the recommended thickness, which vary depending on the geographical area and the characteristics of the building.
- Its main applications include facades, roofs, partitions, floors, and wet areas, providing comfort, efficiency, and safety to the home.
- Comparisons between brands, types, and other insulators help select the ideal solution for each home air conditioning project.
Selecting the best insulation for your home can make a huge difference in your quality of life, energy costs, and even the value of your home. Today, rock wool is one of the favorite materials for technicians and users, thanks to its excellent thermal and acoustic performance and its resistance to fire and moisture. However, the market offers a wide variety of options in terms of sizes, densities, and applications, which can lead to uncertainty when choosing.
In this guide, you'll find all the practical and detailed information you need to choose the right rock wool for your home's air conditioning and thermal insulation. We'll break down the benefits of this material, the available options, how to select the best option based on the room and climate, and the key differences compared to other common insulators. You'll also learn which rock wool is best for each part of the house and the technical criteria that really matter. Shall we begin?
What is rock wool and why is it a benchmark in insulation?
Rock wool is an insulating material made from volcanic rocks, primarily basalt, which are melted at extremely high temperatures and then spun into interwoven fibers. These fibers are compacted into panels, mats, rolls, or are packaged in bulk, creating a lightweight, porous material with exceptional properties.
Its structure traps air in thousands of microcavities, making it difficult for heat and sound to pass between the two sides of the insulation. Thanks to this, rock wool becomes an ideal solution for improving the thermal and acoustic comfort of the home, as well as contributing to long-term energy savings.
Main advantages of rock wool for residential insulation
- Excellent thermal insulation: The thermal conductivity of rock wool typically ranges between 0,033 and 0,040 W/m·K, making it one of the best materials for delaying heat transfer. This means the home will stay cool in the summer and warm in the winter, reducing the need for heating and air conditioning.
- High-efficiency acoustic insulation: Its fibrous structure effectively absorbs and dampens noise, ideal for dividing rooms, reducing sound from outside or adjoining homes, and improving tranquility in the home.
- Non-combustible and safe material: Rock wool withstands temperatures above 1.000ºC, does not spread flames or generate toxic fumes, making it a fundamental barrier against fires.
- Durability and stability: It does not deform or degrade over time, does not lose thickness or effectiveness, and maintains its properties even under extreme conditions.
- Vapor permeability: allows the wall to “breathe”, preventing the accumulation of moisture and problems with condensation, mold and mildew.
- Sustainability: Most brands use abundant natural raw materials, are recyclable, and promote a circular economy. Some even incorporate recycled materials in their manufacturing.
- Adaptability: It comes in multiple formats, thicknesses and densities, making it suitable for installation in both new construction and renovation projects, as well as in hard-to-reach areas.
Types and formats of rock wool available on the market
One of the great advantages of rock wool is its versatility: we can find it in different formats to cover any construction or renovation need. The most common are:
- Rigid or semi-rigid panels: They are used for facades, interior cladding, roofs, and partitions. They are available in various densities and thicknesses, and provide excellent insulation for walls and ceilings.
- Blankets or rolls: Flexible and easy to handle, they are ideal for covering large areas such as attics, false ceilings, and loft areas. If reinforced or lined, they are also used in ventilation ducts or around chimneys.
- Bulk fibers: They are used in special applications, such as filling gaps or blowing air chambers in facades or roofs, as well as in acoustic insulation solutions in floating floors.
- Sandwich panels: where rock wool is covered on both sides with metal sheets, wood or other materials, ideal for ventilated facades and large industrial enclosures.
Depending on the manufacturer and the application, rock wool can also incorporate specific additives and coatings (aluminum, mineral veil, kraft paper, fiberglass, etc.), designed to improve the vapor barrier, mechanical resistance or impermeability.
Recommended measurements and thicknesses of rock wool according to each application
The thickness and type of rock wool should be selected based on the part of the building to be insulated, the thermal and acoustic requirements, and the requirements of the Technical Building Code. Although there are different regulations and recommendations, the approximate thicknesses are:
- Facades and walls: 40 to 100 mm as a minimum, although to achieve high energy standards and in cold areas it is recommended to reach 150 mm or more.
- Roofs and coverings: between 80 and 200 mm. The greater the thickness, the better the protection against heat in summer and cold in winter.
- Floors and slabs: from 30 to 100 mm, depending on whether acoustic or thermal insulation is sought, or a combination of both.
- Partitions and cladding: Panels or blankets 40 to 80 mm thick provide outstanding results in comfort and noise reduction.
It's important to keep in mind that increasing the thickness increases thermal resistance, but it also slightly reduces the useful interior surface area, so the optimal balance must be assessed for each case.
Rock wool density: why it's key to its performance
The density of rock wool is expressed in kilograms per cubic meter (kg/m3) and determines both its mechanical resistance and its insulating capacity against heat, noise and fire.
There are mainly three density ranges:
- Low density rock wool (30-50 kg/m3): Lightweight and flexible, it is used in interior partitions, false ceilings, and areas where weight-bearing is not required. It provides good thermal insulation, although it has lower mechanical and compressive strength.
- Medium density rock wool (50-80 kg/m3): The most versatile option. It's the most commonly used option for cladding facades, ceilings, partitions, and floors. It provides a balance of thermal and acoustic insulation, and reasonable resistance to medium loads and impacts.
- High-density rock wool (90 to 200 kg/m3 or more): Very rigid, designed for walkable roofs, ventilated facades, floating floors, and areas exposed to significant mechanical loads. This type of panel is also used as a fire barrier.
For a home, the most common rock wool is usually between 40 and 80 kg/m3, although for roofs, garages and technical areas it is usual to use higher densities.
Thermal conductivity: the data that determines efficiency
Thermal conductivity (λ) shows the material's ability to transmit heat. In rock wool, the lower this value, the better insulation it offers. In practice, products typically range between 0,033 and 0,040 W/m·K, depending on the density, manufacturer, and format chosen.
Manufacturers usually detail this information in the technical specifications, along with the thermal resistance, on which the overall effectiveness of the installed insulation depends. It is advisable to always compare this value with that of other materials and brands to choose the most efficient option.
Main applications of rock wool in the home
Rock wool stands out for its enormous versatility. It's used in both new construction and renovations or energy improvements, and is ideal for virtually any space in the home:
- Facades and enclosures: as exterior insulation (ETICS), in air chambers, cladding, and ventilated façade systems. Rigid or semi-rigid panels and sandwich panels are the preferred options.
- Interior partitions: The panels and blankets provide additional acoustic and thermal insulation between adjoining rooms and homes, reducing the transmission of airborne and impact noise.
- Roofs and coverings: In false ceilings, attics, lofts and flat or pitched roofs, rock wool protects the area most exposed to energy loss.
- Floors and slabs: Insulation between floors and on floors (especially in single-family homes or commercial premises) eliminates thermal bridges and improves acoustic comfort.
- Special facilities: In chimneys, ventilation ducts, wet rooms, garages and machine rooms, rock wool ensures thermal and acoustic insulation and fire resistance.
How is rock wool different from other insulation?
There are different types of thermal insulation on the market, from synthetic (polyurethane, expanded polystyrene EPS, extruded XPS) to ecological (cork, cellulose, sheep wool, wood fiber), as well as other mineral wools such as glass wool. Where does rock wool stand out from them?
- Compared to fiberglass: Rock wool generally exhibits better fire resistance and greater mechanical and moisture resistance. However, fiberglass is somewhat lighter and sometimes more economical.
- Compared to polystyrene: EPS/XPS offer lower water absorption and very good thermal resistance, but they lose acoustic capacity and are less fire resistant. They are also less breathable.
- Compared to ecological insulators: Cork and cellulose have lower thermal conductivity, but their fire resistance and durability may be lower than rock wool. Furthermore, they are usually more expensive.
Rock wool is the mineral insulation that best combines thermal performance, acoustic insulation, fire protection, durability, and sustainability.
How to choose the best rock wool: measurements, density, and applications in home air conditioning
Choosing the right rock wool requires analyzing several specific aspects of your home and the intended use of the insulation. These are the key factors to consider:
- Climate zone: The colder or hotter the climate, the thicker and lower the thermal conductivity of the material. In areas with harsh winters or very hot summers, it's a good idea to prioritize high thicknesses.
- Type of stay: Soundproofing is important for bedrooms, living rooms, and studios. In bathrooms, kitchens, and basements, prioritize water-repellent and mold-resistant materials.
- Requirements of the CTE and local regulations: Each municipality can require a minimum level of insulation for facades, roofs or floors.
- Specific capabilities: For example, if you need high load resistance, opt for high-density panels. If you're looking for simplicity and speed, choose flexible mats or rolls.
- Available space: For interior renovations with limited space, consider thin panels or blankets with high thermal performance.
Comparison of major rock wool brands and manufacturers
Currently, there are several internationally recognized brands for the quality, durability, and innovation of their rock wool products.
Paroc
A Finnish brand with over 80 years of experience, Paroc stands out for its commitment to sustainability and innovation. Its products cover every possible need within a home: from universal panels such as eXtra and eXtra Plus (for walls, ceilings, floors, etc.), to specific ranges for facades (Linio), flat roofs (ROB and ROS), foundations and floors (GRS 20), and variants for interior walls (WAS and WAB). Its thermal conductivity ranges between 0,034 and 0,042 W/m·K and its densities and resistances adapt to different construction requirements.
Rockwool
Rockwool is one of the global leaders in mineral insulation, with a presence in over 28 countries. It offers solutions for residential, industrial, and commercial buildings. Its flagship products include lightweight panels for walls and ceilings (Light Batts), solutions for bathrooms and saunas (Sauna Batts, with an aluminum coating), and acoustic panels to improve interior comfort (Acoustic Batts). For façades, the Venti Batts range stands out for its water repellency and ability to withstand finishing materials. Its products combine low conductivity (0,036 W/m·K), adjusted densities (from 32 to 45 kg/m3) and variable thicknesses, from 50 mm to 200 mm.
Technonikol
The Russian giant Technonikol stands out for its extensive catalogue of both economical (Basalit) and high-performance solutions for roofs (Technorouf and variants), ventilated façades (Technovent) and lightweight frame walls (Technobloc). Offers panels and blankets with densities from 25 to 205 kg/m3 Depending on the application, always with the guarantee of low conductivity and high resistance to compression, water and fire.
Other brands and options
In the Spanish market, brands such as Isover and Idaterm also offer high-performance mineral wools, although specific information on ranges is more fragmented. It is always a good idea to compare the specific technical data sheets for each product, especially those on density, conductivity, thickness, and fire resistance.
Examples of situations and practical recommendations
When choosing rock wool for your project, it's important to consider both technical data and the experience of other users and professional recommendations.
- If you are looking to insulate a façade in a warm and humid area: opt for medium density panels (70-80 kg/m3) and at least 40 mm thick. In areas prone to rain, choose water-repellent or coated products to avoid moisture problems.
- For soundproofing renovations between adjacent homes: a rock wool blanket about 50 mm thick and with a density of 40-60 kg/m3 This is usually enough to notice a dramatic change in noise reduction.
- If you need to improve the air conditioning of an attic or false ceiling: Choose flexible blankets or panels between 80-160 mm thick, prioritizing low thermal conductivity.
- On flat roofs or floors with risk of loads: select high-density panels (more than 120 kg/m3) and check the supported capacity in kg/m2 in the technical sheet.
- For areas at risk of fire (garages, boiler rooms, storage rooms): High-density rock wool is irreplaceable due to its fire resistance.
Practical comparison of the most common insulating materials
Material
Thermal isolation
Acoustic isolation
Fire resistance
Main applications
Rock wool
Very high
Excellent
Fireproof
Facades, ceilings, floors, partitions, wet areas
Fiberglass
Alto
Good
Very good
Ceilings, walls, floors
Expanded polystyrene (EPS)
Good
Moderate
Regular
Floors, facades, roofs
Extruded polystyrene (XPS)
Excellent
Moderate
Good
Exterior walls, roofs, floors
Cork, cellulose, sheep wool
Good
Good
Variable
Ecological reforms, rehabilitations
The final choice will depend on priorities: if you're looking for the highest fire safety and the best combination of thermal and acoustic insulation, rock wool is hard to beat.
Criteria to consider for an efficient installation of rock wool
The quality of insulation depends not only on the material; professional installation is essential to ensure maximum effectiveness, safety, and durability.
- It ensures that rock wool adapts perfectly to gaps and leaves no uncovered spaces, especially in corners and perimeters.
- Always check compatibility with vapor barriers, mortars, or decorative coatings in humid areas or areas with a risk of condensation.
- For renovations, choose products and thicknesses that don't compromise the interior space or aesthetics of the property.
- Always seek the help of a specialized installer or technician to assess the current condition of the property and determine the appropriate insulation according to current regulations.
Can rock wool be combined with other insulators?
A growing trend, especially in renovations and nearly zero-energy buildings, is the combination of different types of insulation to enhance performance and maximize energy efficiency.
Rock wool can be easily combined with reflective insulation, mineral wool, polystyrene, XPS, cellulose, etc. In fact, in many cases, multi-layer systems are recommended: for example, rock wool as mass insulation (conductivity), combined with reflective insulation (radiation) and an air chamber, to optimize both thermal resistance and vapor barrier function. This combination is ideal in areas with significant temperature fluctuations or in renovations where improving comfort without losing usable space is a priority.
Frequently asked questions about choosing rock wool
- What thickness should I choose for facade insulation?
- It depends on the climate and local regulations, but the typical installation is between 60 and 150 mm. If you're looking for a passive or highly efficient house, it's a good idea to go as high as possible within the limits allowed.
- Is rock wool resistant to moisture?
- Yes, especially if it incorporates water-repellent treatments. It's breathable, prevents condensation, and doesn't degrade, although in particularly humid areas, adding a vapor barrier on the inside may be useful.
- Do rock wool and fiberglass provide the same insulation?
- They are similar in thermal insulation, but rock wool stands out for its mechanical, acoustic, and moisture resistance, in addition to having better fire resistance.
- Can I install rock wool myself?
- For ceilings, partitions, cladding, and floors, it may be feasible if you have experience and knowledge, but for roofs, ventilated facades, or ETICS systems, it's best to call on qualified professionals.
- What maintenance does rock wool require?
- Virtually none. It's a durable material that doesn't rot, doesn't attract insects, and maintains its properties for decades if not exposed to mechanical damage.
Thanks to all these characteristics, rock wool continues to lead the field in residential air conditioning insulation. With the right type, thickness, and density, and professional installation, you can transform your home into a comfortable, safe, and energy-efficient space year-round, ensuring significant savings on your energy bills and enhancing your home's value for the future.
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