Covertek 407 is a fire retardant, absorbent and breathable synthetic self-supporting roof underlay constructed using a microporous water resistant film sandwiched between two layers of spun-bonded polyolefin. Designed as a means of managing condensation, water vapour transfer and water ingress in roof applications.
Galvanised Safety Mesh, complying with AS/NZS 4389:1996, for use in commercial roof applications where falling from high hazards exist. Also used to support Underlays where spans fall outside recommended distances. The longitudinal wires are spaced at 150mm centres with crosswires spaced at 300mm centres.