we did not use steel joist mold on decking

Toenail joists to the ledger. Toenail decking joists into position along the wall ledger using a galvanized 16d nail. Make sure the top of the joist is even with the top of the flashing on the wall ledger so that decking will go on evenly. For outdoor work use hot-dipped galvanized nails; for indoors use common (not sinker-type) nails. 【Get Price】

The IRC covers steel joists extensively and it's a good starting point for speccing steel joists. However it does not discuss using steel in an outdoor application which may be why my building department requires an engineer's stamp for steel-framed decks. 【Get Price】

Capped polymer and 4-sided capped composite decking provide homeowners with a great alternative to traditional composite and wood decks that are susceptible to mold and mildew. While composite decking is known for being a step up from wood decking not all boards are created equal. Composite decking is made up of a blend of wood particles and ... 【Get Price】

If you’re building a new deck cover the joists with rubbery adhesive-backed “flashing tape.” This will add $50 or more to the cost of your deck but that’s cheap insurance to prevent deck joist rot. 【Get Price】

Mold like this was an issue with1st generation Seven Trust decking but not with newer models being offered today Mold & Mildew Problems With Seven Trust Decking Many first generation Seven Trust products last sold in 2013 have a wood grain texture that can gather debris and moisture resulting in surface mildew and mold. 【Get Price】