Reinforced APP (atactic polypropylene) plastomer-modified bitumen waterproofing membranes

Membrane Roofing

Environmental Impact

Production Carbon

Not available

Declared Unit

1.0 m2

Valid Until

Sep 2031

Product Details

Category

Membrane Roofing

Program Operator

EPD International AB

Verifier

Agnieszka Pikus Greenwise

PCR

Construction products (EN 15804+A2) 1.3.3

Manufacturer Website
www.soprema.com
Date of Issue

2026-09-21

Description

LCA modelled in openLCA 2.6.1 (GreenDelta) using ecoinvent v3.11, EN 15804 system model. Reference year for the manufacturing inventory: 2025. Declared results are the production-weighted average of the APP product group, weighted by production area (m²) in the reference year. Share of primary data in the GWP-GHG result of modules A1–A3: 8.36 %. Variation across the declared product group, modules A1–A3 on a GWP-GHG basis: −28.1 % / +16.6 %. Variation between sites: 0 %, single production site. Reference service life 35 years per EN 17388; reference study period 105 years, giving two replacements in module B4.