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Cladding:

Fire Retardant:

Roof Pitch:

Supported or Self Supporting:

Breathable: Any Yes No
Vapour Control Layer: Any Yes No
Air Barrier: Any Yes No

Products  >  Underlay  >  Vapor-Sheild 101
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Vapor-Sheild 101

Moisture and Vapour Control Layer, consisting of a polyolefin woven fabric polyolefin film coated both sides.

Key Features

  • Vapour Control Layer
  • Extremly tear and puncture resistant

Advantages

Ideal Underlayment for roof construction where condensation and moisture control is required. Laid during construction, acts as a waterproofing membrane, keeping the sarking dry until the roof is fixed, then acts as a vapour control layer during its serviceable life.

PropertiesUnit
Construction:
Polyolefin Film Coating (white) / Polyolefin Woven Fabric / Polyolefin Film Coating (Black)
Basis Weight (g/m²):
99
Roll Sizes (m²):
2130mm x 100
Roll Weight (kg):
9.9
Water resistance (mm):
Requirement: 100mm (Roof Underlay)
Pass: Yes
pH Extract (pH):
Requirement: 5.5-8.0
Pass: Yes
Shrinkage (%):
Requirement: ≤ 2%
Pass: Yes
Air Barrier:
air_barrier
Durability (Years):
50
Max UV Exposure (days):
7
Wind Zone:
Extra High
Requirement: R1/R2/W1/W2
Cavity:
--
Breathable:
--
Vapour Control Layer:
vapour_control
Supported:
Supported
Fire Retardant:
--
Air Barrier (MN s/m³):
Requirement: ≥0.1
Pass: Yes