EPD Directory

Rocksilk Flat Roof Slab

Board

Environmental Impact

Production Carbon

Not available

Declared Unit

1 m2

Valid Until

Dec 2029

Product Details

Category

Board

Plant Geography

GB

Program Operator

EPD International AB

Verifier

Bureau Veritas Certification Sverige AB

PCR

Thermal insulation products 2024-05-03

Plant Address

2 Chemistry Lane, Deeside, CH5 2DA

Manufacturer Website
www.knaufinsulation.com
Date of Issue

2024-12-18

Description

Rocksilk® Flat Roof Slab is a rock mineral wool insulation product, uncoated and unfaced, with a declared density of 140 kg/m³ (+/-10%). It has a thermal conductivity of 0.039 W/(mK) at 10°C, thermal resistance (R-value) of 2.55 m²K/W for a thickness of 100 mm, water vapor diffusion resistance of 1, and a melting point of fibers ≥1000°C. The main application is for flat roof insulation. The product is manufactured in Queensferry, United Kingdom, and complies with EN 13162 standard with CE-marking and Declaration of Performance DoP R4208HPCPR.