EPD Directory
Knauf I

Knauf Insulation UK Plants - Rocksilk® Flat Roof Slab Extra

Rock Mineral Wool Insulation

Environmental Impact

Production Carbon

26.4

kgCO₂e per 2.69 m2

Declared Unit

2.69 m2

Valid Until

Jun 2026

Third-Party Verified

Yes

Product Details

Category

Rock Mineral Wool Insulation

Masterformat

07 21 00 Thermal Insulation

Mass per Declared Unit

18.9 kg

Program Operator

EPD International AB

EPD Developer

Yaprak Nayir

Verifier

Yaprak Nayir (Knauf Insulation)

PCR

2019:14-c-PCR-005 Thermal Insulation products (EN 16783) 2019-12-20

Manufacturer Website
www.knaufinsulation.com
Date of Issue

2021-06-11

Description

Rocksilk® Flat Roof Slab Extra is thermal Water vapor diffusion 1 resistance (EN 12086) insulation of flat roofs. Thermal Resistance 2.69 m2K/W (ISO 8301) UN CPC code: Reaction to fire (EN 13501-1) A1 Declared density range/ EN 37990: Non-metallic mineral products (including 180 kg/m³ (+/-10%) 1602 mineral wool, expanded mineral materials, Melting point of fibers DIN ≥ 1000°C 4102-17

Lifecycle Breakdown

Lifecycle Stages Covered

Total lifecycle: 29.2 kgCO₂e

ProductionA1–A3
ConstructionA4–A5
UseB1–B7
End of LifeC1–C4
BeyondD

26.40

Raw materials, transport to factory, manufacturing

2.49

Transport to site and installation

0.00

Maintenance, repair, and replacement over building life

0.32

Demolition, transport, waste processing, disposal

-0.33

Recycling and reuse credits

Method: EN 15804+A2 · 1.507936508 kgCO₂e/kg