Decking Over An Existing Deck

What To Do With A Graying Wood Deck

Boards grow longer in hot weather and shorter in cold, so keep an eye on the thermometer during installation, and follow the manufacturer's spacing specs to a T. Composites will sag if joists are spaced wider than 16 inches on center.

Hide Composite Ends

An over-the-joist deck drainage system such asTrex RainEscapeprovides 100% protection from the damage caused by wood repeatedly getting wet. This type of deck drainage system covers and protects the entire wooden substructure.

Build Decks Using Composite And Other Low

So, I bent some aluminum flashing on a sheet-metal break and installed a channel beneath the siding along the top of the ledger board, to minimize further water damage. You won’t see photos of this step because I bent the flashing off site, and I was frustrated with the extra work so I didn’t fool with the camera.

Replacing Wood Deck Boards With Composite Decking: Tips & Benefits

Over time, wood decks inevitably show signs of aging such as warping, cracking and nail pops. Here are the steps you need to take to reface your deck. When it comes to fastening PVC or composite decking, all three of our pros like the Cortex concealed fastening system. Your deck will look better and you’ll avoid the frustration of trying to splice the decking over joists. Rolling butyl tape over the top of the joists will add years to your deck’s framing. Two places our pros often see deterioration are along the top edge, where the decking traps moisture, and between two joists sandwiched together. Most PVC and composite products aren’t as rigid as wood, so they don’t bridge imperfections in the framing as well.

How To Fasten Composites Down

While this does slightly increase the cost of using timber joists, it is worth the added time and effort in the long-run. Beyond that, there are three things to consider when deciding the spacing on your deck framing. I've had a couple of contractors bid on the job and neither has suggested the joists need to be changed.

It is a high-performance, eco-friendly wood alternative that offers the warmth and appeal of natural wood and is virtually maintenance-free. It comes in a wide-variety of colors and finishes depending on your budget. You need to account for the space taken up by your rug or carpet. Place a spacer under the door during installation to make sure that it has enough clearance.