50mm Rockwool Flexi Insulation Slab - 1200mm x 600mm (pack of 12)






50mm Rockwool Flexi Insulation Slab - 1200mm x 600mm (pack of 12)
Price: £44.19 (£53.03 inc VAT)
Price per m2: £5.11/m2 (£6.14 inc VAT)
- Product Code: A1-376
- Delivery Time: 1 - 2 days
- Brand: Rockwool (Tech. support: 08712221780)
- Model and Size: 1200mm x 600mm - 8.64m2
- Weight: 15.12kg
Our ratings on 01-08-2025:

4.8 out of 5
50mm Rockwool Flexi Insulation Slab - 1200mm x 600mm (pack of 12)
Width: 600mm
Length: 1200mm
Pack Quantity: 12
Pack Coverage: 8.64m2
Density: 33kg/m3
Weight/m2: 1.65kg
Weight: 15.12kg
Thermal Conductivity: 0.037W/mK
R-Value: 1.32m2K/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: 1200mm x 600mm - 3.60m2
Delivery Time: 1 - 2 days
30mm Rockwool Dual Density Slab is a rigid thermal insulation slab specifically created for external wall applications to go directly under render. It is made from volcanic rock, thus extremely durable and fire resistant. The higher density outer surface of the slab is to take the render, whilst the..
Brand: Rockwool
Model and Size: RockLap 89/40mm
Delivery Time: 1 - 2 days
89mm 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..
Brand: Rockwool
Model and Size: 3200mm x 1200mm - 3.84m2
Delivery Time: 1 - 2 days
150mm Rockwool RollBatt Loft Insulation is a versatile, medium-density lightweight insulation mat specifically designed to enhance both thermal and acoustic performance in various building applications. Available in pre-cut sizes of 2x600mm and 3x400mm, this insulation solution is ideal for use in r..
Guide Price: £84.12
£100.94 inc VAT
Brand: Rockwool
Model and Size: RockLap 48/30mm
Delivery Time: 1 - 2 days
48mm 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: £14.12
£16.94 inc VAT
Brand: Rockwool
Model and Size: 1000mm x 600mm - 6m2
Delivery Time: 1 - 2 weeks
30mm Rockwool Frontrock S is a rigid high density thermal and acoustic insulation slab made from volcanic rock, thus extremely durable, fire resistant and specifically created for external wall applications to go directly under render. Using Frontrock S you can be sure that the facade will be durabl..
Guide Price: £44.76
£53.71 inc VAT
Brand: Rockwool
Model and Size: 1000mm x 610mm - 4.88m2
Delivery Time: 1 - 2 days
70mm Rockwool Rockton Slabs are a reliable and durable non-flammable insulation solution for universal use. These high density slabs can be used in partition walls, curtain walls, within steel and timber frame structures, over ceilings and between floor joists. Rockwool Rockton has the highest sound..
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