I have a 12x28 deck that I want to resurface with a PVC composite. The deck is supported by the 28' ledger along the house and 5 4x6 post on the other end. The joist 2x10 span 12' and is on 24" center. currently it has 2x6 decking. The PVC decking requires a minimum of 16" center. My thoughts was to just add a joist in between each inner joist.
adding joists to existing deck for composite redecking on 24' wide joists GardenWeb 6 Jul 2006 Owner is considering a composite deck surface whihc require 16 on center joists. Is it typical to add the necesary joists between the current ones and go for it, or it it better to stick with 2x6's and just
I just had my deck boards replaced on a 12x16 deck with 4ft wide pair of steps. Cost ended up being $1140. My late husband built the deck in 2003 using 1x6 pressure treated deck boards with screws. I had to replace a few boards over the years. Finally had more bad boards so decided to replace all.
Step 4: Install new deck boards. Begin laying out the new composite boards. Starting near the house, face screw the first board to the frame. Closely follow the instructions for spacing from the manufacturers installation guide. As you progress, check the spacing between the house and the deck boards to make sure they stay parallel with the house.