140mm Rockwool Flexi Insulation Slab - 1200mm x 600mm (pack of 4)



Guide Price



140mm Rockwool Flexi Insulation Slab - 1200mm x 600mm (pack of 4)
Guide Price: £47.41 (£56.89 inc VAT)
Price per m2: £16.46/m2 (£19.75 inc VAT)
- Product Code: A1-1465
- Delivery Time: 1 - 2 days
- Brand: Rockwool (Tech. support: 08712221780)
- Model and Size: 1200mm x 600mm - 2.88m2
- Weight: 13.31kg
Our ratings on 12-08-2025:

4.8 out of 5
140mm Rockwool Flexi Insulation Slab - 1200mm x 600mm (pack of 4)
Width: 600mm
Length: 1200mm
Pack Quantity: 4
Density: 33kg/m3
Weight/m2: 4.62kg
Weight: 13.31kg
Thermal Conductivity: 0.037W/mK
R-Value: 3.78m2K/W
Fire Rating (Reaction to Fire): A1(Non-combustible)
CHARACTERISTICS
- Excellent thermal and acoustic performance,
- Easy to handle and, install requires no maintenance
- Has a flexible edge prevents gaps in the insulation,
- Non-combustible,
- Environmentally friendly, with no GWP and ODP potential,
- Helps comply with applicable regulations,
- No waste.
APPLICATION
- Separating walls and floors,
- Framed external walls,
- Framed internal partitions,
- Suspended floors,
- Pitched roofs.
Rockwool Flexi expands into the void, ensuring thermal and acoustic integrity, whilst rigid insulations may leave a 6 mm gap, or even fall out, when the timber dries out.
CERTIFICATION
- 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 9001 Quality Management Systems.
Brand: Rockwool
Model and Size: RockLap 17/30mm
Delivery Time: 1 - 2 days
17mm 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 complet..
Guide Price: £10.61
£12.73 inc VAT
Brand: Rockwool
Model and Size: RockLap 219/25mm
Delivery Time: 1 - 2 days
219mm 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: 1m x 4m - 8m2
Delivery Time: 2 - 3 working days
40mm Rockwool Ductwrap, 1m x 4m roll is a ightweight and flexible thermal insulation roll faced with reinforced aluminium foil for circular and rectangular ductwork. The acoustic performance of mineral wool insulation is desirable for applications to ducts that carry gases, fluids or particle solids..
Brand: Rockwool
Model and Size: 1200mm x 1000mm - 9.60m2
Delivery Time: 8 - 12 weeks
150mm Rockwool Hardrock Multi-Fix (DD) Fleece Faced Board is a high-performance stone wool insulation board, expertly faced with a mineral-coated white fleece. It is compatible with a wide array of adhered and mechanically fixed waterproofing systems, including bitumen, single-ply, EPDM, and liquid ..
Guide Price: £647.08
£776.50 inc VAT
Brand: Rockwool
Model and Size: 1200mm x 1000mm - 18.00m2
Delivery Time: 8 - 12 weeks
85mm Rockwool Hardrock Multi-Fix (DD) Fleece Faced Board is a high-performance stone wool insulation board, expertly faced with a mineral-coated white fleece. It is compatible with a wide array of adhered and mechanically fixed waterproofing systems, including bitumen, single-ply, EPDM, and liquid m..
Guide Price: £698.87
£838.64 inc VAT
Brand: Rockwool
Model and Size: 1000mm x 600mm - 1.80m2
Delivery Time: 1 - 2 weeks
80mm Rockwool Ventirock Super Rainscreen Slab is a dual-density rigid insulation, used where façade safety is important. As it has a higher density, it can be used for walls with increased fire requirements. Thanks to high resistance to water absorption, the problems of wetting during works are mini..
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
- Slabs and Batts
- All Products