100mm Rockwool RWA45 Slab (Prorox SL920) - pack of 4 - Pallet of 20
Guide Price
100mm Rockwool RWA45 Slab (Prorox SL920) - pack of 4 - Pallet of 20
Guide Price: £431.15 (£517.38 inc VAT)
Price per m2: £7.49/m2 (£8.98 inc VAT)
- Product Code: A1-3907
- Delivery Time: 2 - 3 working days
- Brand: Rockwool (Tech. support: 08712221780)
- Model and Size: 1200mm x 600mm - 57.6m2 - Free Delivery
- Weight: 259.20kg
Our ratings on 16-11-2025:
4.8 out of 5
100mm Rockwool RWA45 Slab (Prorox SL920) - pack of 4 - Pallet of 20
Width: 600mm
Length: 1200mm
Pack Quantity: 4
Pallet Quantity: 20
Density: 45kg/m3
Weight/m2: 4.5kg
Weight: 259.2kg
Thermal Conductivity: 0.035W/mK
R-Value: 2.85m2K/W
Fire Rating (Reaction to Fire): A1(Non-combustible)
100mm 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 and Size: RockLap 273/40mm
Delivery Time: 1 - 2 days
273mm 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 co..
Brand: Rockwool
Model and Size: 1200mm x 600mm - 46.08m2
Delivery Time: 2 - 3 weeks
80mm Rockwool Rainscreen Duo Slab is a dual-density rigid insulation for use in ventilated cladding systems and sealed systems such as curtain walling. The outer layer of each slab has a higher density than the remainder of the product and added with a water-repellent agent during manufacture. The o..
Brand: Rockwool
Model and Size: 1000x600mm - 0.6m2
Delivery Time: 8 - 12 weeks
50mm Acoustic Rockwool Rockfloor Insulation Slab is a tissue faced, high compressive mono-density insulation slab made from mineral stone wool designed to meet Part E Building Regulations in separating floors. The Acoustic Rockfloor slab is designed to absorb impact noise in separating floors -- a h..
Brand: Rockwool
Model and Size: RockLap 140/30mm
Delivery Time: 1 - 2 days
140mm 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 co..
Guide Price: £30.20
£36.24 inc VAT
Brand: Rockwool
Model and Size: 1200mm x 600mm - 0.72m2
Delivery Time: 2 - 3 working days
100mm Rockwool Steel Frame Slab is a semi-rigid stone wool insulation product engineered for installation between studs in light gauge steel frame wall constructions. Manufactured from volcanic rock, it offers outstanding fire resistance, thermal performance, and acoustic absorption.CHARACTERISTICSO..
Brand: Rockwool
Model and Size: 1200mm x 600mm - 25.92m2
Delivery Time: 7 - 10 days
135mm Rockwool NyRock 032 Rainscreen Slab is a stone wool insulation product specifically designed for use within ventilated cladding systems and sealed systems like curtain walling. It’s manufactured using patented technology, resulting in an improved thermal performance compared to traditional sto..
Categories
- Glass and Rock Wool Insulation
- Rock Wool Insulation
- Acoustic | Soundproofing
- Acoustic Insulation Slabs and Rolls
- Roof Insulation
- Flat Roof Insulation
- Pitched Roof Insulation
- Loft Insulation
- Floor Insulation
- Wall Insulation
- Internal Wall Insulation
- Partition Wall Insulation
- Import | Wholesale
- Slabs and Batts
- All Products