Acoustic floor insulation

Knauf

The 100mm Knauf Earthwool Acoustic (APR) Insulation Roll is a high-performance, eco-friendly solution for your insulation needs. It is crafted from a unique blend of sustainable materials that offer excellent acoustic and thermal properties. This product is easy to install and manage due to its lightweight design and flexibility. The roll covers an area of 12.36 m2, therefore suitable for larger projects. Its a great choice for builders who prioritise quality, efficiency, and environmental responsibility in their work.

- High-performance acoustic insulation with thermal properties
- Made from sustainable, eco-friendly materials
- Lightweight design for easy handling and installation
- Flexible material adapts to various spaces
- Covers an area of 12.36 m2 per roll
- Ideal choice for larger construction or renovation projects

Explore the eco-friendly 100mm Knauf Earthwool APR Insulation on BuildBuddy. High-performance acoustic insulation covering a large area ideal for your next project.

100mm Knauf Earthwool APR Insulation | Compare with BuildBuddy

100mm Knauf Earthwool Acoustic (APR) Insulation Roll (12.36m2/roll)

materialsmarket.com

100mm Knauf Acoustic (APR) Insulation Roll (12.36m2/Roll)

The QA Underlay Comfort Standard Foam is designed to provide an extra layer of comfort under your flooring. This high-quality underlay, measuring 2mm x 1x15mtr, covers up to 15m². Made from standard foam with a clean white finish, it helps to level out minor floor imperfections while offering excellent heat and sound insulation. This product is simple to install, durable and provides a comfortable walking surface underfoot. Its an ideal choice for both residential and commercial spaces.

- Made from high-quality standard foam for durability
- Covers up to 15m² for efficient use
- Measures 2mm x 1x15mtr for a precise fit
- White finish complements any décor 
- Provides excellent heat and sound insulation 
- Easy to install and perfect for levelling out floor imperfections

Discover QA Underlay Comfort Standard Foam 2mmx1x15m on BuildBuddy—sound insulation and easy installation for floors.

QA Underlay Comfort Standard Foam | Compare with BuildBuddy

QA Underlay Comfort Standard Foam White 2mm x 1x15mtr 15m²

travisperkins.co.uk

Qa Flooring Standard White Foam Underlay 15m x 1m x 2mm

mpmoran.co.uk

Quietstone

The Quietstone CR Cement Board is a robust, high-quality product designed for durability and versatility. Measuring 12mm x 2000mm x 1200mm, these boards are perfect for a range of construction and renovation projects. The pallet contains 45 boards, offering ample supply for larger tasks. These boards are renowned for their strength and resilience, providing an excellent base for many applications such as flooring or wall cladding. Easy to work with and install, the Quietstone CR Cement Board provides peace of mind knowing your project is built on a solid foundation.

- High-quality cement board measuring 12mm x 2000mm x 1200mm
- Pallet contains 45 boards suitable for larger projects
- Exceptional strength and durability 
- Versatile application in construction and renovation projects
- Easy to work with and install
- Provides robust base for flooring or wall cladding

Explore the robust Quietstone CR Cement Board on BuildBuddy. Ideal for your construction or renovation projects owing to its strength, durability, and easy installation.

Quietstone CR Cement Board | Compare with BuildBuddy

Quietstone CR Cement Board 12mm x 2000mm x 1200mm (Pallet of 45 Boards)

insulation4less.co.uk

build4less.co.uk

Danosa

Danosa Impactodan 5 Polyethylene Foam Sheet

Danosa Impactodan 5 Polyethylene Foam Sheet 15m x 1m

Danosa MAD4 Acoustic Bituminous Auto-Adhesive Sheet

Danosa MAD4 Acoustic Bituminous Auto-Adhesive Sheet 1.2m x 1m

Danosa MAD6 Acoustic Bituminous Membrane - 4.5m x 1m

Danosa MAD6 Self Adhesive Acoustic Bituminous Membrane - 4.5m x 1m

Gypfor

Sound Acoustic Plasterboard Tapered Edge (2.4m x 1.2m) - All Sizes

Sound Acoustic Plasterboard Tapered Edge (2.4m x 1.2m) 12.5mm

Sheepwool

Sheepwool Loose Wool – 5Kg Pack is a natural insulation material ideal for eco-friendly building and renovation projects. This high-quality sheep wool insulation is supplied in a loose form, making it versatile for filling irregular spaces, attics, cavities, and floors. It offers excellent thermal and acoustic performance while regulating humidity within the environment. Sheepwool insulation is naturally fire-resistant, non-toxic, and safe to handle without protective gear. The 5Kg pack provides an efficient solution for both new constructions and restorations seeking sustainable material options.

- 100% natural sheep wool insulation for sustainable building projects  
- Loose form fits irregular spaces, cavities, and hard-to-reach areas  
- Provides superior thermal and acoustic performance year-round  
- Naturally fire-resistant and non-toxic for safe indoor use  
- Regulates humidity to maintain comfortable indoor environments  
- Easy to handle and install without specialist equipment

Shop Sheepwool Loose Wool 5Kg on BuildBuddy—natural insulation with thermal, acoustic benefits; easy to use for eco-friendly building projects.

Sheepwool Loose Wool 5Kg Pack | Compare with BuildBuddy

Sheepwool Loose Wool - 5Kg Pack

Sheepwool Lose Wool - 5Kg Pack

The Knauf Insulation Omnifit Slab 70mm is a versatile insulation solution designed for thermal and acoustic applications. Made from resilient glass mineral wool, this product offers excellent insulating properties, helping to reduce energy consumption and improve the comfort of your home or workspace. The slab is easy to cut and install, ensuring a snug fit within all standard spacing. It is ideal for use in multiple areas including walls, floors, and roofs.

- High thermal performance reduces energy consumption
- Acoustic properties help to minimise noise transmission
- Resilient glass mineral wool material for durability
- Easy to cut and install for a perfect fit
- Suitable for walls, floors, and roofs
- Eco-friendly with a significant proportion of recycled glass

Unleash superior thermal and acoustic insulation with Knauf Omnifit Slab 70mm on BuildBuddy—ideal for every project.

Knauf Insulation Omnifit Slab 70mm | Compare with BuildBuddy

Knauf Insulation Omnifit Slab 70mm

buildbase.co.uk

Knauf Insulation OmniFit Slab 70mm

Rockwool

The 100mm Rockwool Sound Insulation Slab 1200mm X 400mm Pallet Of 25 is a high-quality, durable product designed to deliver efficient sound insulation in a variety of applications. With a total coverage of 72m², this pallet is ideal for both residential and commercial projects requiring superior acoustic performance. The slabs are easy to install and provide reliable thermal protection, contributing towards energy efficiency. Made from robust Rockwool material, these insulation slabs offer longevity and effectiveness for your construction needs.

- Provides efficient sound insulation for various applications
- Total coverage of 72m² suitable for large projects
- Easy installation process ensuring project efficiency
- Offers reliable thermal protection 
- Made from durable Rockwool material for longevity 
- Ideal for both residential and commercial use

Discover the 100mm Rockwool Sound Insulation Slab 1200x400mm, pack of 25, on BuildBuddy – top acoustic and thermal performance.

Rockwool Sound Insulation 100mm 1200x400mm | BuildBuddy

100mm Rockwool Sound Insulation Slab 1200mm X 400mm Pallet Of 25 (72m²)

builderdepot.co.uk

100mm Rockwool Sound Insulation Slab 1200mm x 400mm Pallet of 25 (72m²)

The 70mm Rockwool Flexi 1200mm X 600mm (5.76m²) is a high-quality, versatile insulation solution perfect for a wide range of construction projects. Made from natural, recyclable materials, this rockwool product offers exceptional thermal and acoustic insulation properties. Its unique flexi-edge design ensures a perfect fit into walls, ceilings and floors, reducing heat loss and improving energy efficiency in buildings. This product is easy to cut to size and install, providing long-lasting performance with no maintenance required.

- Made from natural, recyclable materials for sustainability
- Provides excellent thermal and acoustic insulation
- Unique flexi-edge design ensures a perfect fit
- Suitable for walls, ceilings and floors application
- Easy to cut to size and install
- Requires no maintenance and offers long-term durability

Explore the versatile 70mm Rockwool Flexi on BuildBuddy - offering excellent thermal & acoustic insulation for any construction project.

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70mm Rockwool Flexi 1200mm X 600mm (5.76m²)

70mm Rockwool Flexi 1200mm x 600mm (5.76m²)

European Steel Profiles

The Drylining Metal Ceiling 14 Acoustic Hanger With Anchor 70mm is a high-quality, durable, and reliable solution for the installation of drywall and acoustic ceilings. This product is designed to securely hang your ceiling, ensuring a sturdy and resilient installation. The 70mm anchor provides an excellent grip onto the surface, offering an optimal hold. This hanger is perfect for both residential and commercial properties that require soundproofing or simply want to enhance their interior aesthetics.

- Made from robust metal for added durability
- Features a 70mm anchor for a secure fit
- Designed specifically for drywall and acoustic ceiling installations
- Provides excellent soundproofing capabilities
- Suitable for both residential and commercial use
- Offers enhanced aesthetic appeal to interiors

Explore Drylining Metal Ceiling 14 Acoustic Hanger with Anchor 70mm on BuildBuddy for sturdy, soundproof ceiling installations.

Drylining Acoustic Hanger Metal 70mm | BuildBuddy

Drylining Metal Ceiling 14 Acoustic Hanger With Anchor 70mm

British Gypsum

The British Gypsum Gypframe Acoustic Hanger 70mm GAH2 Box Of 100 is a high-quality, reliable solution designed to significantly enhance sound insulation performance in partition systems. Its engineered to minimise acoustic bridging and effectively reduce structural and airborne noise, providing an effective method of optimising the acoustic performance of walls and ceilings in both commercial and residential settings. Made from durable material, this product offers improved longevity, ensuring your construction projects stand the test of time.

- Reduces both structural and airborne noise
- Enhances sound insulation performance
- Suitable for walls and ceilings 
- Optimises acoustic performance in various settings
- Durable material for improved longevity
- Box contains 100 units for large-scale projects

Get the British Gypsum Acoustic Hanger on BuildBuddy for enhanced sound insulation. Perfect for commercial or residential projects.

British Gypsum Acoustic Hanger 70mm Box | BuildBuddy

British Gypsum Gypframe Acoustic Hanger 70mm GAH2 Box Of 100

buildingmaterials.co.uk

British Gypsum GypFrame Acoustic Hanger 70mm GAH2 - Pack of 100

Cellecta

The Cellecta Deckfon Acoustic Batten 45 is an excellent solution for soundproofing and enhancing the acoustic performance of new or existing floors. Measuring 2400mm x 45mm x 45mm, it is specifically designed to reduce impact and airborne sound transmission within a variety of floor types. Its resilient layer is ideal for absorbing sound vibrations, making it perfect for both commercial and residential applications. Made from high-quality materials, this acoustic batten offers longevity and easy installation.

- Designed to reduce both impact and airborne noise
- Measures 2400mm in length, 45mm in width, and 45mm in height
- Suitable for various floor types including concrete and timber
- Made from durable, high-quality materials 
- Ideal for commercial and residential use 
- Easy to install with simple instructions

Check out the Cellecta Deckfon Acoustic Batten on BuildBuddy, offering exceptional soundproofing benefits. Ideal for all your flooring projects.

Cellecta Deckfon Acoustic Batten | Compare with BuildBuddy

Cellecta Deckfon Acoustic Batten 45 - 2400mm X 45mm X 45mm

Cellecta DECKfon Acoustic Batten 45 - 2400mm x 45mm x 45mm

CMS Danskin Acoustics

The Regupol 3912 Acoustic Isolating Strips are a reliable solution for soundproofing needs. Manufactured from high-quality material, these strips are designed to reduce sound transmission in various construction applications. Each strip measures 15m x 100mm x 6mm, fitting perfectly between floor joists or wall studs to provide superior noise reduction. The products ease of installation makes it a favourite among professionals and DIY enthusiasts alike. Additionally, the environmental sustainability of Regupol products ensures that youre choosing an eco-friendly option for your project.

- High-quality acoustic isolation material for excellent soundproofing
- Dimensions of 15m x 100mm x 6mm perfect for various applications
- Easy installation process suitable for professionals and DIY enthusiasts
- Effective in reducing noise transmission in construction projects
- Manufactured by trusted brand Regupol known for durability 
- Eco-friendly product contributing to environmental sustainability

Reduce noise with Regupol 3912 Acoustic Isolating Strips 15mx100mmx6mm from BuildBuddy—eco-friendly and easy to install.

Regupol Acoustic Isolation Strips | Compare with BuildBuddy

Regupol 3912 Acoustic Isolating Strips 15m X 100mm X 6mm

Regupol 3912 Acoustic Isolating Strips 15m x 100mm x 6mm

The Cellecta Deckfon 30T Acoustic Overlay Floorboard is a premium quality, high-performing soundproofing solution for your flooring needs. Designed with convenience in mind, this 2400mm x 600mm x 30mm T&G floorboard offers superb acoustic insulation properties, reducing both impact and airborne noise effectively. Made from a combination of dense foam and chipboard, it ensures longevity and durability while providing enhanced comfort underfoot. The easy-to-install tongue and groove design allows for a seamless fit, making it an ideal choice for both new builds and refurbishments.

- High-quality chipboard top layer guarantees robustness
- Dense foam layer provides excellent sound reduction
- Simple installation process due to tongue and groove design
- Proven effectiveness in reducing both impact and airborne noise
- Ideal dimension of 2400mm x 600mm x 30mm for broad coverage 
- Suitable for both new builds and refurbishment projects

Discover Cellecta Deckfon 30T on BuildBuddy—2400x600x30mm floorboard with top soundproofing and easy T&G installation.

Cellecta Deckfon Floorboard 30T 2400x600x30mm | BuildBuddy

Cellecta Deckfon 30T Acoustic Overlay Floorboard 2400mm X 600mm X 30mm T&G (1.44m2)

Cellecta DECKfon 30T Acoustic Overlay Floorboard 2400mm x 600mm x 30mm

Siniat

The GTEC Phonissimo Acoustic Hanger PHONIMO Box of 50 is an integral component for any soundproofing construction project. Manufactured by GTEC, these hangers are designed to enhance acoustic performance and minimise noise transmission through walls and ceilings. Each box contains 50 sturdy, high-quality hangers that are easy to install and provide superior sound insulation. Ideal for both residential and commercial properties, the GTEC Phonissimo Acoustic Hangers make it easy to create a peaceful, quiet environment.

- Designed by renowned manufacturer GTEC
- Enhances acoustic performance in any space
- Minimises noise transmission through walls and ceilings
- Box contains 50 high-quality hangers
- Easy installation process 
- Suitable for residential and commercial use

Explore the GTEC Phonissimo Acoustic Hanger PHONIMO on BuildBuddy. Ideal for enhancing acoustic performance and minimising noise in any property.

GTEC Acoustic Hanger Box of 50 | BuildBuddy

GTEC Phonissimo Acoustic Hanger PHONIMO Box Of 50

Siniat GTEC Phonissimo Acoustic Hanger PHONIMO - Pack of 50

Ikoustic

The Ikoustic Isolation Strip is a versatile and high-performance acoustic isolation product designed to reduce vibration and noise transmission in various applications. Measuring 2000mm in length, 46mm in width, and a thickness of 4/8mm, this isolation strip is made from resilient rubber material that provides excellent sound insulation properties. Its ideal for use in constructing floating floors, walls, or ceilings where acoustic isolation is required. The Ikoustic Isolation Strip offers an effective and simple solution to improve the acoustics in any residential or commercial space.

- Made from high-resilient rubber for superior acoustic insulation
- Measures 2000mm X 46mm with a thickness of either 4mm or 8mm
- Ideal for use in constructing floating floors, walls, or ceilings
- Effective at reducing vibration and noise transmission
- Versatile application across residential and commercial spaces
- Simple yet efficient solution for improving space acoustics

Experience superior sound insulation with Ikoustic Isolation Strip 2000mmx46mmx48mm on BuildBuddy – perfect for acoustic needs.

Ikoustic Isolation Strip | Compare with BuildBuddy

Ikoustic Isolation Strip 2000mm X 46mm X 4/8mm

iKoustic Isolation Strip 2000mm x 46mm x 8mm

The Ikoustic Mutemat OSF 750-05 is a high-quality, professionally designed soundproofing solution. With dimensions of 10m X 1.3m X 5mm, it provides an extensive coverage area of 13m2, making it perfect for both small and large spaces. This product is designed to absorb and isolate noise effectively while being straightforward to install. Its made from robust materials for durability and efficiency, ensuring your environment remains quiet and serene. 

- Provides a substantial coverage area of 13m2
- High-performance soundproofing solution
- Easy to install with simple instructions
- Made from durable and effective materials 
- Suitable for both small and large spaces
- Proficient at absorbing and isolating noise

Explore the Ikoustic Mutemat OSF 750-05 on BuildBuddy. A top-notch soundproofing solution covering an extensive area for your peace and tranquillity.

Ikoustic Mutemat OSF 750-05 | Compare with BuildBuddy

Ikoustic Mutemat OSF 750-05 10m X 1.3m X 5mm (13m2)

iKoustic MuteMat OSF 750-05 Sound Proofing 10m x 1300mm x 5mm | 13m2

The Ikoustic Mutemat OSF 750-10 is an innovative, high-quality soundproofing material designed to significantly reduce noise transfer in various settings. This versatile product measures 5m x 1.3m x 10mm, providing a total coverage of 6.5m2. Its highly efficient in suppressing vibrations and airborne noises, making it the ideal solution for both residential and commercial applications. Easy to cut and install, it offers a practical yet effective method of enhancing peace and quiet in your surroundings.

- High-quality soundproofing material designed for noise reduction
- Measures 5m x 1.3m x 10mm offering total coverage of 6.5m2
- Efficient in suppressing both vibrations and airborne noises
- Suitable for both residential and commercial applications
- Easy to cut for bespoke fitting requirements
- Simple installation process without need for specialised tools

Explore the high-quality Ikoustic Mutemat on BuildBuddy, perfect for reducing noise transfer in any setting. Easy to install & versatile in application.

Ikoustic Mutemat Soundproofing Mat 10mm | BuildBuddy

Ikoustic Mutemat OSF 750-10 5m X 1.3m X 10mm (6.5m2)

iKoustic MuteMat OSF 750-10 Sound Proofing 5000mm x 1300mm x 10mm | 6.5m2

The Ikoustic Muteboard 3 is a high-quality soundproofing solution that measures 1200mm x 1200mm x 25mm. Designed to significantly reduce noise transfer in walls, ceilings, and floors, this product is ideal for both residential and commercial applications. The Muteboard 3 offers a superb level of acoustic insulation, transforming your environment into a peaceful and quiet space. Made from long-lasting materials, it is also easy to install, ensuring you can enjoy the benefits of improved acoustics in no time.

• Measures 1200mm x 1200mm x 25mm, covering an area of 1.44m2
• High-quality soundproofing solution for walls, floors and ceilings
• Provides excellent level of acoustic insulation 
• Suitable for both residential and commercial use
• Made from durable materials for long-term use
• Easy to install with minimal disruption

Unleash Ikoustic Muteboard 3 1200x1200x25mm (1.44m²) on BuildBuddy—premium soundproofing for walls, ceilings, and floors.

Ikoustic Muteboard 3 | Compare with BuildBuddy

Ikoustic Muteboard 3 1200mm X 1200mm X 25mm (1.44m2)

iKoustic MuteBoard 3 1200mm x 1200mm x 25mm | 1.44m2

The Ikoustic Muteboard 4 is a high-performing solution designed for soundproofing walls, ceilings and floors in residential or commercial spaces. With dimensions of 1200mm X 1200mm X 29mm, it covers an area of 1.44m2, providing effective noise reduction across a wide frequency range. Made from dense material, it significantly reduces airborne noise transmission, making it ideal for use in areas where privacy and peace are paramount. Its versatile design enables easy installation, adding to its appeal as a practical solution for your soundproofing needs.

- Provides effective sound insulation across a broad frequency range
- Dense material construction ensures superior airborne noise reduction
- Suitable for use in both residential and commercial environments
- Covers an area of 1.44m2 per board for efficient space utilisation
- Versatile design allows easy installation on walls, ceilings, and floors
- Meets high-quality standards for durability and performance

Discover Ikoustic Muteboard 4, 1200x1200x29mm, 1.44m² on BuildBuddy—superior sound insulation and easy installation.

Ikoustic Muteboard 4 Soundproofing 29mm | BuildBuddy

Ikoustic Muteboard 4 1200mm X 1200mm X 29mm (1.44m2)

iKoustic MuteBoard 4 1200mm x 1200mm x 29mm (1.44m2)

The Rockwool ProRox SL960 Acoustic Slab RW5 100kg/m3 is a high-density insulation solution, designed to provide exceptional acoustic properties. This product, available in a pack of 2 with dimensions of 1200mm x 600mm x 100mm, covers an area of 1.44m2. Designed for superior performance in thermal, acoustic and fire insulation, its made from stone wool - a durable material that stands up to high temperatures and harsh conditions. Ideal for walls, floors and roofs in both new build and refurbishment projects.

- High-density stone wool material delivers robust insulation
- Excellent acoustic properties to reduce noise transmission
- Fire-resistant, capable of withstanding high temperatures
- Covers an area of 1.44m2 per pack
- Suitable for use in walls, floors and roofs
- Ideal for both new build and refurbishment projects

Discover Rockwool ProRox SL960 RW5 1200x600x100mm (2 pack) on BuildBuddy—high-performance acoustic and fire insulation.

Rockwool ProRox Acoustic Slab | Compare with BuildBuddy

Rockwool ProRox SL960 Acoustic Slab RW5 100kg/m3 1200mm x 600mm x 100mm Pack of 2 (1.44m2)

Rockwool RW5 Acoustic Slab 1200mm x 600mm x 100mm - Pack of 2 | 1.44m2

The 100mm Rockwool RW5 Acoustic Sound Insulation Slab is a high-density, non-combustible, and water repellent insulation solution. Specifically designed for sound insulation in floors, walls and roofs, these slabs are crafted to reduce noise transmission in residential and commercial properties. Manufactured from stone wool, the product provides excellent thermal performance in addition to its acoustic benefits. Each pack covers an area of 1.44m2 with its easy-to-install design.

- High-density stone wool material ensures robust sound-proofing capability
- Non-combustible composition offers superior fire resistance
- Water repellent properties enhance durability and longevity
- Excellent thermal performance contributes to energy saving 
- Versatile application potentials for floors, walls and roofs
- Easy-to-install design ensures hassle-free application

Unleash superior soundproofing with 100mm Rockwool RW5 Insulation Slab 1.44m² pack on BuildBuddy—acoustic and thermal benefits.

100mm Rockwool RW5 Insulation Slab | Compare with BuildBuddy

100mm Rockwool RW5 Acoustic Sound Insulation Slab (1.44m2/Pack)

The QA Underlay Sonic Excel Acoustic Vapour Gold 5mm x 1x15mtr 15m² is an excellent choice for your flooring needs. This underlay excels in sound reduction, making it perfect for both domestic and commercial environments. With a thickness of 5mm, it provides comfort underfoot and ensures longevity of your floor covering. Its gold vapour barrier adds an extra layer of protection against moisture, making this product ideal for use in high-humidity areas. The roll measures 1 metre in width and 15 metres in length, covering a total area of 15 square metres.

- Superior acoustic performance reduces unwanted noise
- Thickness of 5mm offers enhanced comfort underfoot
- Gold vapour barrier provides moisture protection
- Suitable for both domestic and commercial use
- Roll covers an area of 15 square metres 
- Long-lasting and durable to extend the life of your floor

Unleash QA Underlay Sonic Excel Acoustic Vapour Gold 5mmx1x15m 15m on BuildBuddy – superior sound and moisture control.

QA Underlay Sonic Excel Acoustic Gold 5mm | BuildBuddy

QA Underlay Sonic Excel Acoustic Vapour Gold 5mm x 1x15mtr 15m²

The 50mm Rockwool RW5 Acoustic Sound Insulation Slab is a high-quality, multi-use product designed to offer superior sound insulation. Crafted from stone wool, this insulation material enhances acoustic comfort by reducing noise transmission. It also provides excellent thermal properties and fire resistance. The product covers an impressive area of 69.12m2 per pallet, making it an ideal choice for large-scale building projects. Suitable for use in walls, floors and roofs, the Rockwool RW5 is a versatile solution to meet your construction or renovation needs.

- Premium quality stone wool material ensures superior sound absorption.
- Excellent thermal insulation properties enhance energy efficiency.
- Fireproof design provides enhanced safety in case of fire incidents.
- Covers 69.12m2 per pallet, ideal for large projects.
- Multi-use product suitable for walls, floors and roofs.
- Easy to handle and install due to its manageable slab form.

Unleash Rockwool RW5 50mm Acoustic Slab 69.12m² on BuildBuddy—outstanding sound, thermal, and fire performance.