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DriStud W7 is a medium weight, extra heavy duty, fire retardant, white faced foil insulation specifically designed for commercial roofs and roof sarking with a high water barrier and medium vapour barrier classification.
Due to its multi-layer structure DriStud W7 offers superior strength, durability and acts as a barrier to radiant heat, moisture, drafts and dust.
When installed correctly with the white facing down and the reflective foil facing the air cavity it will also provide extra R-Value, a clean white finish and will increase light diffusion and reflection.
DriStud W7 is designed for use on a roof and roof sarking in commercial, industrial and farm buildings in all regions of New Zealand. Durability may be affected by environmental factors, including airborne pollutants.
DriStud W7 has been tested to AS/NZS 4200:1994 and meets all the requirements of the NZBC:
Products include DriStud wall and roof underlays, Window Flashing Tape, Vent NZ passive ventilation system and Proctor construction membranes.Product Enquiries
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