2011 class 2 and 3 conditions prevents damage to structure and insulation.
Visqueen on roof for insulation.
Then a layer of visqueen followed by the metal roofing.
Visqueen on the inside held in place by the 1 pine.
Versatile application used within floor wall and roof constructions.
Visqueen double sided vapour tape 20mm x 50m pallet of 1500.
Alternatively we use the space between the trusses.
The 1 1 2 inch vent channel terminates in the vented attic of the building.
Spray foam is applied to the underside of the vent channel.
For the roof use unfaced insulation at ceiling level above a flat sheetrocked ceiling or better yet have it blown in.
The barrier is coloured blue on the upper surface and silver on the reverse.
Attic space must be adequately ventilated.
If your metal roofing is corrugated lengthwise like most are you could set 2x4s perpendicular to the arches and lay your insulation in between the 2x4.
A cold roof assembly can also be created using other types of insulation.
The membrane is supplied in single wound rolls not folded 2 0m x 50m.
Underfloor heating insulation boards.
Product description visqueen high performance vapour barrier is a multi layer reinforced polyethylene barrier with a 20 micron aluminium foil.
You want to use a weather resistant barrier between girts and wall steel then unfaced fiberglass with a well sealed visqueen vapor barrier on the inside.
Visqueen insulation fixing pins for zedex dpc fixing strip pallet of 12 500.
Visqueen high performance vapour barrier.
Single wound roll rapid installation.
The membrane is supplied in multi folded rolls 2 45m x 50m and 4m x 50m.
Suitable for bs 5250.
Visqueen vapour check is a green tinted semi transparent polyethylene vapour control layer.
12 ft x 400 ft clear 0 31 mil plastic sheeting.
Item 491792 model hslw12 400.
The product is supplied in single wound rolls not folded 2m x 50m long.
If there are imperfections in the spray foam application the vent provides backup to clear any moisture.
Versatile application used within floor wall and roof constructions.