75mm Rockwool RWA45 Acoustic Insulation Slab

75mm Rockwool RWA45 Acoustic Insulation Slab delivers exceptional thermal, acoustic, and fire performance for a wide range of construction projects. Crafted from premium resin-bonded stone wool, these 75mm Rockwool RWA45 slabs come in multiple thicknesses and densities to suit your specific building needs, with bespoke facings available upon request.

Perfect for general construction work, these 75mm RWA45 ROCKWOOL slabs provide reliable acoustic and thermal insulation for partition walls, ceilings, floors, and roofs. The product's flexibility makes it an excellent fit for most building projects.

Boasting a Euroclass A1 non-combustible rating, the 75mm RWA45 delivers outstanding fire safety. Installing this material in ceilings, walls, and floors helps compartmentalise spaces and significantly reduces fire spread risk.

The RWA45 75mm rockwool insulation slabs feature a Lambda value of 0.035 W/mK and are supplied in three standard thicknesses ranging from 25 to 100mm.

Product specification

• Brand: Rockwool®
• Model: 75mm RWA45
• Thickness: 75mm
• Length: 1200mm
• Width: 600mm
• Dimensions: 1,200mm x 600mm x 75mm
• Board Coverage: 0.72m2
• Pack Coverage: 4.32m2
• Pack Quantity: 6
• 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

Black or white tissue facings, along with aluminium foil options, can be specially ordered subject to production feasibility and minimum order requirements. Contact our team at sales@insulationbee.co.uk or ring us on 02038839057 to discuss your made-to-order requirements.

Key Features

• Superior thermal, acoustic, and rockwool fire insulation capabilities.
• Non-combustible Euroclass A1 classification.
• Simple to handle, cut, and fit.
• Maximum fire resistance performance.
• Long-lasting insulation product.
• Retains performance throughout the building's lifespan.
• Water-repellent properties.
• Guards against moisture accumulation, dampness, and decay.
• Highly effective sound insulation with excellent noise reduction.
• Thermal conductivity (λ - lambda value) of 0.035W/mK.
• Contains no CFCs or HCFCs.
• ODP-free.
• GWP-free.

Versatile insulation slabs for a wide range of building applications

75mm Rockwool RWA45 Slabs work well across numerous general building applications, delivering acoustic, thermal, and fire protection for walls, ceilings, floors, and roofs. Available in various thicknesses and densities from 45 to 140 kg/m3, these 75mm Rockwool insulation slabs can be customised with black or white tissue facing or foil facing on one or both sides, subject to 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 75mm Slabs are non-combustible and achieve an A1 reaction to fire classification under EN13501-1 standards.

Acoustic Performance

The random fibre structure and density of stone wool effectively trap sound waves and dampen vibrations. This makes it particularly useful for reducing external noise when used in external walls.

Info

Browse our full Rockwool Insulation range and filter by thickness or coverage using the options on the left. For advice on product suitability for your project or to request a quantity discount quote, get in touch on +4402038839057, email sales@insulationbee.co.uk or use our Live Chat service for competitive Rockwool Stone Wool Insulation pricing.