40mm Rockwool RWA45 Acoustic Insulation Slab ( Pack of 12 )

40mm Rockwool RWA45 Acoustic Insulation Slab is designed to excel in thermal, acoustic, and fire performance across various construction applications. Comprising high-quality resin-bonded slabs with diverse thickness and density options, 40mm Rockwool RWA45 accommodates unique project specifications with the availability of specialized facings upon request.

These 40mm RWA45 ROCKWOOL slabs find versatile use in general building applications, effectively providing acoustic and thermal insulation for partition walls, ceilings, floors, and roofs. Its adaptability makes it an ideal choice for seamless integration throughout construction projects.

40mm RWA45 boasts a Euroclass A1 non-combustible rating, ensuring the highest level of fire performance. Utilizing 40mm RWA45 in ceilings, walls, and floors contributes to compartmentalizing rooms, thereby reducing the risk of fire spread and minimizing damage.

The RWA45 40mm rockwool insulation slabs exhibit a Lambda value of 0.035 W/mK and are conveniently offered in three standard thicknesses ranging from 25 to 100mm.

Product specification

• Brand: Rockwool®
• Model: 40mm RWA45
• Thickness: 40mm
• Length: 1200mm
• Width: 600mm
• Dimensions: 1,200mm x 600mm x 40mm
• Board Coverage: 0.72m2
• Pack Coverage: 8.64m2
• Pack Quantity: 12
• R-Value: 0.70m2K/W
• Thermal Conductivity: 0.035W/mK
• Density: 45kg/m3
• Colour: Light brown
• Material: Stone wool
• Profile: Square Edge
• Water repellent: Water Repellent
• Water vapour resistance: Negligable
• Building Regulations: Class ‘0’
• Fire performance: Euroclass A1 (non-combustible)
• Finish: Unfaced
• Shipping method: Articulated Vehicle ǀ Courier
• Applications: Walls ǀ Ceilings ǀ Floors ǀ Roofs
• Foil faced: No
• ETA Notification: Yes
• Features: Fire protection ǀ Acoustic ǀ Thermal
• Manufacturer: Rockwool Prorox SL920®

Made To Order Facings

Optional black or white tissue, as well as aluminum foil facings, can be requested, contingent upon production compatibility and meeting minimum order quantity. You can send your made to order inquiry to sales@insulationstoreonline.co.uk or by calling one of our experts on 02039519012.

Key Features

• Outstanding thermal, acoustic, and rockwool fire insulation performance.
• Non-combustible Euroclass A1 material.
• Easy to handle, cut, and install.
• Highest level of fire resistance.
• Durable insulation solution.
• Maintains high performance over the building's lifetime.
• Water repellent qualities.
• Prevents moisture buildup, dampness, and rot.
• Excellent sound insulation absorption characteristics for high sound reduction.
• Thermal conductivity (λ - lambda value) of 0.035W/mK.
• Free from CFCs and HCFCs.
• ODP-free.
• GWP-free.

Versatile insulation slabs for a wide range of building applications

40mm Rockwool RWA45 Slabs offer versatile applications in general building settings, providing acoustic, thermal, and fire protection for walls, ceilings, floors, and roofs. With a range of thicknesses and densities spanning from 45 to 140 kg/m3, these 40mm Rockwool insulation slabs can be enhanced with black or white tissue facing or foil facing on one or both sides, contingent upon production compatibility.

Applications

• Ground floors
• Internal floors
• Separating floors
• Pitched roofs at rafter level
• Internal walls
• Partitions
• Steel frame walls
• Timber frame walls

Fire Performance

ROCKWOOL RWA45 40mm Slabs exhibit non-combustible characteristics, attaining a reaction to fire classification of A1, as outlined in EN13501-1 standards.

Acoustic Performance

The non-directional fiber orientation and density inherent in stone wool result in the entrapment of sound waves and damping of vibrations. This property proves effective in significantly reducing external sources of noise when employed in external walls.

Info

Have a browse of our Rockwool Insulation stock and filter by thickness or coverage on the left-hand side of the page. If you’d like to talk through the suitability of some products for your project, or get a quantity discount quotation please call us by phone on +4402039519012 , email sales@insulationstoreonline or Live Chat - Lowest UK Rockwool Stone Wool Insulation Prices.