Vapour barriers are used to cover electrical boxes, lighting fixtures and exhaust fans to prevent condensation. They are necessary for home constructions, and for air tight insulations.

ITEM # DESCRIPTION W1 W2 L1 L2 H
VB1 Soft Single Gang 2.75 6 5.75 8 3
VB2 Soft Double Gang 4.5 7.5 4.5 7.5 2.75
VB3 Soft Triple Gang 4.5 8 6.5 9 2.75
VB4 Soft Four Gang 4.5 8 8 12 3





