Buying crawl space encapsulation materials requires selecting components that work together to form a permanent, airtight seal against moisture, soil gases, and pests. A high-quality system typically centers around a durable polyethylene vapor barrier, supplemented by specialized tapes and mechanical fasteners. 1. Primary Vapor Barrier (Plastic Liner)
A heavy-duty, double-sided tape used to adhere the top of the vapor barrier to the foundation walls.
Properly sealing every seam and penetration is essential to maintain the integrity of the barrier.
The professional choice for maximum puncture resistance, especially if the space is used for storage or has rocky soil.