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Rockwool  |  SKU: 48561230053723

Rockwool High Performance Partial Fill Cavity Slab - 1200mm x 455mm - All Thicknesses


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Product Datasheets

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Things you should know about this product!

  • This product is sold by the pack
  • The amount of slabs in a pack depends on the thickness
  • This product is available in the following thicknesses: 50mm,80mm, 100mm, 120mm, 150mm and 170mm

Description

The ROCKWOOL High Performance Partial Fill Cavity Slab is a semi-rigid insulation solution designed for masonry cavity wall construction. It is Euroclass A1 rated and provides excellent thermal performance and ease of installation. The dual density design absorbs irregularities on the inner leaf and provides a robust outer surface for fixing retaining clips. These features enhance the longevity of the external wall construction by delivering long-term energy efficiency and minimising heat loss through gaps in the insulation layer.

Specifications

  • Length
    1200mm
  • Width
    455mm
  • Material type
    Stone wool
  • Thermal conductivity
    0.034 W/mK
  • Fire rating
    Euroclass A1

Key Features

  • Suited to masonry and framed cavity wall construction
  • For use in high-rise buildings
  • Non-combustible with a Euroclass A1 rating
  • Boosts thermal performance
  • Water-repellent and includes a robust front-face that resists damage

Where to use

Cavity Walls: Rockwool High Performance Partial Fill Cavity Slab is ideal for insulating cavity walls, providing exceptional thermal efficiency that significantly reduces heat loss and enhances energy savings. This makes it an excellent choice for improving the thermal performance of residential, commercial, and industrial buildings. The product also features high moisture resistance, preventing water ingress and ensuring the insulation remains effective and durable over time. Its non-combustible nature ensures high fire resistance, providing enhanced safety for building occupants. The slabs are easy to handle and install, fitting snugly within the cavity to create a continuous insulating layer that minimises thermal bridging and optimises overall energy efficiency.

Frequently asked questions

  • What is Rockwool High Performance Partial Fill Cavity Slab insulation? - Rockwool High Performance Partial Fill Cavity Slab is a stone wool insulation designed specifically for use in partial fill cavity wall applications. It provides excellent thermal, acoustic, and fire-resistant properties, making it ideal for insulating external cavity walls in residential and commercial buildings.
  • Is Rockwool High Performance Partial Fill Cavity Slab insulation environmentally friendly? - Yes, Rockwool High Performance Partial Fill Cavity Slab is environmentally friendly. It is made from natural basalt rock and recycled materials. The product is also recyclable at the end of its life, and the production process has a relatively low environmental impact.
  • How does Rockwool High Performance Partial Fill Cavity Slab insulation contribute to fire safety? - Rockwool High Performance Partial Fill Cavity Slab is made from non-combustible stone wool and has a Euroclass A1 fire rating, meaning it does not contribute to the spread of fire. This enhances the overall fire safety of buildings where it is installed.

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Compare with similar products

Compare below to see what sets these products apart:

A table comparing the facets of 2 products
Facet
Rockwool High Performance Partial Fill Cavity Slab - 1200mm x 455mm - All Thicknesses
View details
Rockwool Full Fill Cavity Batt - All Thicknesses
View details
Price
Price
From £26.98 GBP
Length
Length
1200mm
1200mm
Width
Width
455mm
455mm
Edge
Edge
n/a
n/a
Fire rating
Fire rating
Euroclass A1
Euroclass A1
Compressive strength
Compressive strength
n/a
n/a
Thermal conductivity
Thermal conductivity
0.034 W/mK
0.037 W/mK
Material type
Material type
Stone wool
Mineral wool
Rockwool

Rockwool High Performance Partial Fill Cavity Slab - 1200mm x 455mm - All Thicknesses

Length

1200mm

Width

455mm

Edge

N/A

Fire rating

Euroclass A1

Compressive strength

N/A

Density

N/A

Thermal conductivity

0.034 W/mK

Material type

Stone wool
View product