25mm Rockwool RWA45 Slab (Prorox SL920) - pack of 16 - pallet of 12 packs
25mm Rockwool RWA45 Slab (Prorox SL920) - pack of 16 - pallet of 12 packs
Price: £356.38 (£427.66 inc VAT)
Price per m2: £2.58/m2 (£3.09 inc VAT)
- Product Code: A1-3901
- Delivery Time: 2 - 3 working days
- Brand: Rockwool (Tech. support: 08712221780)
- Model: 600mm x 1200mm - 138.24m2 - Free Delivery
- Weight: 155.52kg
Our ratings on 22-01-2026:
4.8 out of 5
Guide Price: £431.15
(£517.38 inc VAT)
25mm Rockwool RWA45 Slab (Prorox SL920) - pack of 16 - pallet of 12 packs
Width: 600mm
Length: 1200mm
Pack Quantity: 16
Pallet Quantity: 12
Density: 45kg/m3
Weight/m2: 1.13kg
Weight: 155.52kg
Thermal Conductivity: 0.035W/mK
R-Value: 0.71m2K/W
Fire Rating (Reaction to Fire): A1(Non-combustible)
25mm Rockwool RWA45 is a high quality resin bonded flexible slab for a wide range of thermal, acoustic and fire insulation requirements both within buildings and for industry. They are suitable for many applications including thermal insulation for floors, walls, roofs and boiler rooms. The structure of the fibres in Rockwool Slabs makes them ideal for use as a sound absorber, with characteristically high coefficients over a wide frequency range.

APPLICATION
- Floors, walls, roofs,
- Ventilation plant in all types of buildings,
- Acoustic ceilings and partition panels,
- Can also be used to fire-stop small voids, in particular the gap under pitched tiled roofs in dwellings.
CHARACTERISTICS
- Excellent thermal, acoustic and fire insulation
- Water repellent
- Resists high temperatures up to 230C
- Easy to handle and install
- Cost effective
- No maintenance
- Black or white tissue and aluminium foil facings available
- Suitable for insulating curved surfaces
- Rockwool fibres are not classified as a possible human carcinogen
CERTIFICATION
- Rockwool RW Slabs satisfy the requirements of BS EN 13162 - Thermal insulation products for buildings. Factory made mineral wool (MW) products.
- Manufactured under ISO 14001 Environmental Management Systems, and ISO 9001Quality Management Systems.
Brand: Rockwool
Model: 600mm x 1200mm - 138.24m2 - Free Delivery
Delivery Time: 2 - 3 working days
25mm Rockwool RWA45 is a high quality resin bonded flexible slab for a wide range of thermal, acoustic and fire insulation requirements both within buildings and for industry. They are suitable for many applications including thermal insulation for floors, walls, roofs and boiler rooms. The structur..
£356.38
£427.66 inc VAT
Brand: Rockwool
Model: 600mm x 1200mm - 8.64m2
Delivery Time: 1-3 working days
40mm Rockwool RWA45 is a high quality resin bonded flexible slab for a wide range of thermal, acoustic and fire insulation requirements both within buildings and for industry. They are suitable for many applications including thermal insulation for floors, walls, roofs and boiler rooms. The structur..
£44.70
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Brand: Rockwool
Model: 310ml
Delivery Time: 1 - 2 days
Rockwool Firepro FirestopHigh Expansion Intumescent Sealant is a water-based acrylic intumescent sealant containing graphite, when the sealant reaches temperatures of 135C and above, it will expand and close any voids formed, to stop the passage of smoke and fire. This Intumescent Sealant offers up..
£9.35
£11.22 inc VAT
Brand: Rockwool
Model: 1000mm x 600mm - 0.60m2
Delivery Time: 5 - 7 days
250mm Rockwool Frontrock Super is a high‑performance, mineral‑wool board designed specifically for external wall insulation (EWI) systems. It combines two distinct density layers in a single panel to deliver both excellent thermal performance and robust structural support. The core of the slab is a ..
Brand: Rockwool
Model: 1200mm x 600mm - 17.28m2
Delivery Time: 2 - 3 weeks
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Model: RockLap 80/25mm
Delivery Time: 1 - 2 days
80mm RockLap H&V Pipe Sections are strong lengths of pre-formed insulation with a one piece, factory applied foil facing with integral self-adhesive lap. The integral lap ensures fast and easy installation: just snap the sections onto the pipe, peel off the backing tape and smooth down for a com..
Categories
- Glass and Rock Wool Insulation
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- Acoustic | Soundproofing
- Acoustic Insulation Slabs and Rolls
- Roof Insulation
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- Pitched Roof Insulation
- Loft Insulation
- Floor Insulation
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- Internal Wall Insulation
- Partition Wall Insulation
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