A cost-conscious membrane family that still requires checks on substrate, compatibility, layer role and required performance.
Value membrane family
This material belongs to the bituminous roofing category. Its position and responsibility must remain clear when it is compared with primers, vapour-control layers, underlays, exposed membranes, drainage products or detailing components.
Four checks before this material enters a build-up.
- 01Confirm the exact function
Check that the product is being used for the technical role shown on this page rather than as a substitute for another layer.
- 02Assess the substrate and attachment
Confirm the support layer, surface condition, preparation and the approved method of bonding, fixing or application.
- 03Coordinate every interface
Review laps, seams, edges, outlets, penetrations, corners, terminations and compatible adjacent materials.
- 04Check current controlled information
Verify the current TDS, DoP, fire data, installation guidance, warranty route and project-specific requirements before use.