Menu
Menu
Your Cart

145mm Knauf Rocksilk Krimpact Flat Roof Slab - pack of 16

145mm Knauf Rocksilk Krimpact Flat Roof Slab - pack of 16
145mm Knauf Rocksilk Krimpact Flat Roof Slab - pack of 16
145mm Knauf Rocksilk Krimpact Flat Roof Slab - pack of 16
145mm Knauf Rocksilk Krimpact Flat Roof Slab - pack of 16
145mm Knauf Rocksilk Krimpact Flat Roof Slab - pack of 16
  • Product Code: A1-1395
  • Delivery Time: 8 - 12 weeks
  • Brand: Knauf
  • (Tech. support: 08000304135)
  • Model and Size: 1200mm x 1000mm - 19.20m2
Our ratings on 30-10-2025:
Google My Business Reviews
4.8 out of 5
Show other thicknesses

145mm Knauf Rocksilk Krimpact Flat Roof Slab - pack of 16

Thickness: 145mm
Width: 1000mm
Length: 1200mm
Pack Coverage: 19.2m2
Thermal Conductivity: 0.039W/mK
R-Value: 3.7m2K/W
Compressive Strength: 70kPa

145mm Knauf Rocksilk Krimpact Flat Roof Slab Extra is a high-performance insulation solution designed specifically for flat roofing applications. Manufactured from non-combustible stone wool, this product offers excellent thermal insulation properties, helping to maintain comfortable indoor temperatures while reducing energy costs. The Krimpact Flat Roof Slab is characterised by its robust structure, which provides exceptional compressive strength, making it suitable for use in both new builds and refurbishment projects. Its durability ensures that it can withstand the rigours of construction and the demands of the roofing environment. In addition to its thermal performance, the Knauf Rocksilk Krimpact Flat Roof Slab also offers sound insulation benefits, contributing to a quieter indoor environment. This slab is resistant to moisture and does not promote the growth of mould or fungi, ensuring long-lasting performance and hygiene. Easy to handle and install, the slabs can be cut to size as needed, allowing for a precise fit in various roofing configurations. With its combination of thermal efficiency, durability, and acoustic performance, the Knauf Rocksilk Krimpact Flat Roof Slab is an ideal choice for architects, builders, and contractors looking to enhance the performance of flat roofing systems.

APPLICATION

  • Ideal for use in both new build and refurbishment projects, providing thermal insulation for flat roofs in residential, commercial, and industrial buildings. 
  • Can be used in warm roof constructions, where the insulation is placed above the roof deck, helping to prevent heat loss and condensation issues. 

CHARACTERISTICS

  • Provides effective insulation to maintain comfortable indoor temperatures and reduce energy costs
  • High compressive strength suitable for areas subject to foot traffic or light vehicular loads
  • Contributes to a quieter indoor environment by reducing sound transmission
  • Non-combustible material that enhances fire safety in building applications
  • Odourless, non-hygroscopic, rot proof
  • Does not absorb moisture, ensuring long-lasting performance and hygiene.
  • Do not sustain vermin and will not encourage the growth of fungi, mould or bacteria
  • Zero Ozone Depletion Potential and zero Global Warming Potential
  • Negligible resistance to the passage of water vapour
  • Lightweight and can be easily cut to size for precise fitting in various roofing configurations.

CERTIFICATION

  • BBA Certificate 08/4526
  • FM Approved: certificate no 3063483
  • Conforms with the requirements of BS EN 13162
  • Manufactured in accordance with;
    • ISO 50001 Energy Management Systems,
    • ISO 14001 Environmental Management Systems,
    • ISO 45001 Occupational Health and Safety Management Systems
    • ISO 9001 Quality Management Systems.

Brand: Knauf Model and Size: 1200x900mm - 54m2
Delivery Time: In Stock 1-2 working days
12.5mm Knauf Aquapanel Exterior Cement Board provides a solid, dry base that can withstand the extreme weathering effects of wind, rain, and snow. It makes an ideal substrate for directly applied render finishes and can be used for exterior walls in ventilated systems, exterior ceilings, and soffits..
£1,268.13
£1,521.76 inc VAT
Add to Cart
Brand: Knauf Model and Size: 1200x2400 - 2.88m2
Delivery Time: 1 - 2 days
15mm Knauf Fire Panel Plasterboard is a high-performance gypsum-based board designed to provide enhanced fire resistance. It is a popular choice for use in walls and ceilings where fire safety is a key consideration. Knauf Fire Panel features a core composed of a specially formulated gypsum compound..
£23.51
£28.21 inc VAT
Add to Cart
Knauf Goldband Internal Plaster - 30 Kg
Guide Price
Brand: Knauf Model and Size: 30kg
Delivery Time: 1-3 working days
Knauf Goldband is a pre-prepared dry gypsum plaster designed to create smooth surfaces of any structure on walls and ceilings inside the buildings; used manually as a single layer gypsum plaster on all kinds of substrates. An easy to handle mineral product.CHARACTERISTICSMineral product, Easy to han..
Guide Price: £19.50
£23.40 inc VAT
Get Best Price
Brand: Knauf Model and Size: 30kg
Delivery Time: 3 - 5 days
30kg Knauf MP 75 L is a factory prepared, basic, dry plaster mortar for hand or machine-applied single-layer gypsum plasters for internal walls. Knauf MP 75 L can be used on all kinds of mineral substrates from the basement to the roof in areas, where maximum humidity is less than 70%, including kit..
£23.95
£28.74 inc VAT
Add to Cart
Brand: Knauf Model and Size: 100mm x 50m
Delivery Time: 2 - 3 working days
Aquapanel Exterior Joint Tape is a 100mm wide, glass fibre tape with an alkaline resistant coating. It is embedded into Aquapanel Exterior Joint Filler to reinforce exterior joints as part of the Aquapanel Exterior System.INSTALLATIONAquapanel Cement Boards must be dry, clean and dust-free and fixed..
£36.30
£43.56 inc VAT
Add to Cart
100mm Earthwool Flexible Insulation Slabs Knauf (pack of 6) 100mm Earthwool Flexible Insulation Slabs Knauf (pack of 6)
Guide Price
Brand: Knauf Model and Size: 1200x600 = 4.32m2
Delivery Time: 2 - 3 working days
100mm Earthwool Flexible Insulation Slab is a high-quality insulation product engineered to deliver exceptional thermal and acoustic performance. Crafted from premium glass mineral wool, this insulation is straightforward to install and boasts excellent fire resistance, making it an ideal choice for..
Guide Price: £43.19
£51.83 inc VAT
Get Best Price
This product is listed in the following categories and systems (click to show).