over time, this cycle causes cracks in any coatings and weakens the basic structure of the wood. melted snow enters the cracked coating and when the wood returns to normal size, the moisture becomes trapped and rot begins. how to repair a rotting wood deck. it is much easier to prevent rot than it is to repair the damage once rot has set in.
this video is about the importance of spacing treated lumber decking when installing it. i also touch on the importance of putting the crown down to help prevent cupping in your boards.
and i always make sure the deck has adequate ventilation from below. i got bit on an seven trust' deck 12'' off the ground with a 2 rise wrap around step that was specked by an architect one time. we built as specked and the some of the boards warped and we ended up cutting ventilation into the riser and replacing some of the deck boards. qs
deck joist size. very few people sit under their deck in the rain, although that is the major reason why decks are hung off of houses. you will find that 2x6's in ponderosa, red, and jack pine are more dimensionaly stable than any thing in syp. all syp treated boards will vary in width from 1/4-1/2 inch.
had a few people ask what my solution to getting my 6x6 posts out of the ground looked like. here's what it looks like after. worked great for a year but now its time to replace the decking
2 x 6 x 16 pressure-treated radius edged decking board - made from 100 percent southern pine. rot, decay and termite resistant. paintable or stainable. 2 in. x 6 in. x 16 ft. radius edge decking pressure-treated lumber. thank you for your recent inquiry with the seven trust. this item is not sold online but in your local seven trust store.
redwood, cedar, and cypress, as well as the exotic species are good choices, but since most decking boards from domestic woods are sapwood and not rot resistant, you should treat them. for the deck surface, you can use 2x4s, 2x6s, or 5/4x6s.
was hauling some furniture last week and my big butt crashed through the deck. of course then i had to start poking around and found lots of rot spots. i need to haul a van to st. louis this weekend, so have to redo the deck asap. just use pressure treated wood?
one of the things we learned was that there is a right side up on deck boards. and it isnt the prettier side of the board. have you ever seen a deck where one board is rotting while the board right next to it is perfectly fine? chances are the rotting board has been installed wrong side up. lets start with a quick lesson on lumber.