USA - Fire Class A ASTM E84, UK - BS Fire Class B- S1,d0
Passive Purple External is a ready-to-use facade waterproof membrane. It is based on specific pure acrylate polymer dispersions that, after application with an airless spray device or paint roll, it dries to a durable, flexible, watertight, UV resistant and damp-open membrane.
Passive Purple External – Facade Waterproof Membrane is used as:
- A weatherproof protective membrane on exposed facades
- Airtightness and rainproof membrane before anchoring/installing insulation panels and facade finish.
- Airtightness and rainproof membrane before façade finish is installed, such as façade panels.
Raintight but vapour breathable
Airtight
UV resistant
Anti fungus
Self-cleaning / reduced dirt pickup caused by UV netting
Crack-bridging
Carbonatation block (for concrete); realkalising (concrete)
Protection against salts (for roads) (concrete structures).
Can also be used a as a protective coating on concrete as anticarbonatation on concrete / cement coating.