One of the main causes of decay in a deck structure comes from the penetration of water into the deck joists via the screw holes. Water works its way through or underneath deck boards into the screw holes, eventually forcing rot to occur treated lumber or not .
Anchorseal-2 Wood Sealer or equivalent is strongly recommended on cross- covers 50 square feet of 5.5" wide decking. Screw Material and Type Always use stainless steel screws for hardwoods. Standard Depending on the number of holes and your woodworking skill, extra replacement bits may be
Veranda Decking FAQ . Product Characteristics Installation, Fasteners, and Warranty coarse-thread deck screws, we recommend pre-drilling a pilot hole and countersinking prior to driving screws. For details, Does Veranda require water sealing? No, deck sealants are not recommended or required. Veranda only needs periodic cleaning with
Adhesive flashing over the top of the framing helps protect the framing and seals around the screw holes, but it potentially makes things worse for the decking. Because flashing doesn't breathe, the water can't wick away into the framing or evaporate as quickly.
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