10 and 15 Mil Underslab Vapor Barrier & Vapor Retarder – PERMINATOR - W. R. Meadows
XFasten White Vapor Barrier Tape, 9 mil, 3.78-Inch x 60-Yards
Vapor barrier - Wikipedia
Does Thickness Matter when it comes to Vapor Barriers? | Dr. Crawlspace
Vapor Wrap 3" x 50' Roll (11316) | dbSpectra
Butylar™ NXT Vapor Barrier Membrane 1m x 15m roll – Home – Sealumet
Amazon.com: Lumintrail Mobile Flex Bottom Board Mobile Home Underbelly Wrap Repair | 48" x 14ft | Durable Polyethylene Vapor Barrier for Mobile Home, RV, Trailers, Campers | with a Keychain Light : Automotive