40mm Knauf Rocksilk Flexible Insulation Slab Multi-purpose ( Pack of 14 )

Introducing 40mm Rocksilk Flexible Slab, an exceptional Rock Mineral Wool slab specially engineered to meet various thermal and acoustic requirements, while ensuring the utmost fire protection for loft conversion floors. With rigorous testing, 40mm Knauf Flexible Insulation Slab has demonstrated its capability to provide an impressive 60 minutes of fire resistance when utilized in loft conversion floor applications.

This remarkable product boasts a non-combustible nature and has obtained the highest Euroclass A1 reaction to fire classification, guaranteeing top-tier fire safety standards. Its manufacturing process incorporates Knauf Insulation's innovative and eco-friendly binder, ECOSE® Technology, which is derived from renewable sources.

Product Specification

Thickness: 40mm

Length: 1200mm

Width: 600mm

Coverage: 10.080m2

Brand: Knauf Flexi

R-Value: 1.05m2K/W

Thermal Conductivity: 0.035 and 0.037 W/mK

Model: 40mm Flexible

Dimensions: 1,200mm x 600mm x 50mm

Density: 33kg/m3

Material: Rock Mineral Wool

Profile: Flexible on all four sides

Vapour Resistivity: 5.00MNs/g.m.

Building Regulations: Class ‘0’

Fire performance: Euroclass A1 (non-combustible)

Finish: Unfaced

Applications: Partitions, walls, floors, ceilings , loft insulation

ECOSE Technology: Yes

Features: Non-combustible ǀ Versatile

Application

Our 40mm Knauf Flexi insulation slab can be effectively used in various scenarios, including ground floors, internal floors, separating floors, pitched roofs at rafter level, internal walls/partitions, light steel frame walls, and timber frame walls. Its adaptability makes it a reliable choice for different construction projects, ensuring efficient thermal and acoustic performance in each application.

Benefits

Introducing a highly versatile product designed to insulate a diverse range of applications on-site. This 40mm Knauf multi-purpose solution offers flexibility on all four sides, allowing for swift and uncomplicated installation. When it comes to loft Insulation upgrades, existing ceilings can be retained while still complying with building regulations.

In terms of fire resistance, rigorous testing to EN 1365 has been conducted at both 400mm and 600mm configurations. The results demonstrate that this product provides an impressive one hour of fire resistance in separating floors. With these exceptional fire safety credentials, you can have peace of mind knowing that your construction project meets stringent safety standards.

Durability

40mm Knauf Rocksilk Flexible Slab is odourless, rot proof, non-hygroscopic, does not sustain vermin and will not encourage the growth of fungi, mould or bacteria. The product will have a life equivalent to that of the structure in which it is incorporated.

Info

Have a browse of our Knauf stock and filter by thickness or coverage on the left-hand side of the page. If you’d like to talk through the suitability of some products for your project, or get a quantity discount quotation please call us by phone on +4402039519012 , email sales@insulationstoreonline or Live Chat - Lowest UK Insulation Prices.