Join CPHC Adam White, CEO and Founder of Intelligent Membranes, as he demonstrates how the Passive Purple External intelligent weather membrane system brings airtightness and durability to Passive House projects of all shapes and sizes. Spray or roller applied, Passive Purple External makes a super tough watertight vapor control membrane for weatherproofing and UV resistance. Its cutting-edge intelligent qualities let in vapor where it’s needed while ensuring your facade is airtight.