Barrier Bac VB-350 - Manual (Page 4)

2” 2”
6”
4”
Barrier-Bac Vapor
Retarder Membrane
Barrier-Bac Seam Tape
Coarse compacted
earth base
Barrier-Bac Vapor
Retarder Membrane
Barrier-Bac should be unrolled to completely cover the pour area. Seams
and/or joints can be joined using either BB20T Seam Tape or with
heat welding. The film should be overlapped six inches side-to-side and
end-to-end.
VB Installation Guidelines 3
Step 2: Unroll and overlap
VB Products Installation Guidelines
IntePlus®  
IntePlus® xf film