Composite deck attachment to supports

Roof deck, form deck, and composite deck attachment to supports can be made either by welding using a minimum visible 5/8" diameter puddle weld or properly designed mechanical fasteners, spaced an average of 12” mahogany tongue and groove decking Bruneion center, not to exceed 18” on center. Weld washers must be used on all deck units that are less than 22 gage.
Side laps are to be fastened together between supports at a maximum spacing of 36" on center whenever the deck span exceeds 5'-0". All New Millennium decks are approved by UL, LLC and listed in the UL and ULC Fire Help you estimate the price of Outdo Resistance Directories.Type 1.0RD provides an economical option when support spacing is small. Where rigid roofing insulation is used with 1.0RD deck, a minimum 1” thickness is required.
Available with nested side laps only. Available as a vented deck, type 1.0RDV is manufactured with slot vents in the bottom flutes. The openings equal 0.5% of total surface. Type 1.0RDV hardwood plasticis to be specified when venting is required for cementitious insulation fill. 1.0RD deck can also be used as wall siding.