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High-density polyethylene combined cavity former and vapour barriers for drained BS 8102:2022 Type C basement construction.
High-density polyethylene combined cavity former and vapour barriers for drained BS 8102:2022 Type C basement construction.
Brown
Brown
High density polyethylene (HDPE)
High density polyethylene (HDPE)
Rectangle
Rectangle
20000 mm
20000 mm
2000 mm
2000 mm
Ten year
Ten year
Specification
British Board of Agrément (BBA) Certificate.
British Board of Agrément (BBA) Certificate.
8 mm.
20 mm.
0.6 mm.
1 mm.
Brown.
Brown.
Additional properties
2.25 L/s/m.
10 L/s/m.
Overlap all vertical joints 150 mm (minimum).
Walls: Overlap all vertical joints 200 mm (minimum). Floors: Interlock four dimples.
Cavity former and vapour barriers for drained BS 8102:2009 Type C basement construction.
Cavity former and vapour barriers for drained BS 8102:2009 Type C basement construction.
2 m.
2 m.
20 m.
20 m.
High density polyethylene (HDPE).
High density polyethylene (HDPE).