Viking GM Mercury FC DPM Membrane
- Appraisal number 864
- Valid from
- Information provider
- BRANZ Limited
- Information type
- BRANZ Appraisal
Viking GM Mercury FC DPM Membrane is a modified bitumen torch-on-damp-proof membrane for basement retaining walls and floors.
Viking GM Mercury FC DPM Membrane has been appraised as a DPM for use:
- on buildings subject to non-specific design under floor slabs complying with NZS 3604 and behind concrete masonry basement walls and under floor slabs complying with NZS 4229; and,
- on buildings subject to specific design with substrates of insitu or precast concrete complying with NZS 3101 or concrete masonry complying with NZS 4230; and,
- where subsoil drainage and free draining granular backfill has been placed behind basement walls.
Viking GM Mercury FC DPM Membrane must be adequately protected against damage during backfilling and in service.
The product must be installed by Viking Roofspec approved installers.