Instead of going the usual route with building wrap, many are opting for closed-cell spray foam or liquid, spray-on vapor barriers. What will you do?
Is 2 inches of Spray Foam Insulation Needed to be a Vapor Barrier
Spray Foam Insulation Buying Guide – Forbes Home
Barrier Spray™ Setting Spray
What Happens When You Put a Plastic Vapor Barrier in Your Wall
Drolet Ultra-Quiet 100 CFM Blower With Variable Speed Control
Barrier Spray™ Setting Spray
Husky 14 ft. x 140 ft. 15 mil Yellow Guard Vapor Barrier CFYG1514
SIGA Majrex interior control layer with Interior Air Sealing Tape
Mastering the Art: How to Caulk a Vapor Barrier Effectively
Encapsulation: Do's & Don'ts of Crawl Space Encapsulation