Your support posts won t need to be.
Building a roof over an existing deck.
3 when you have your.
Building a shed roof over a deck.
Typical decks are designed to support 55 psf lbs per square foot.
The best time to build a roof over your deck is during the construction of the deck itself.
Make sure the frame has the appropriate blocking to ensure a solid connection.
Tie your existing deck posts into the roof by extending your corner posts with the 4 by 4 lumber.
Lift the box.
Build the frame of the roof on the ground.
Install post base connectors.
Installing a porch roof over an existing deck is usually not recommended unless the deck was originally designed to support a future porch.
2 fix these support posts to your decks original support frame bolts work well.
Porch decks require 25 additional psf for roof loads for a total of 80 psf.
Start here if you want to build a roof over a patio or deck.
How to build a roof over a deck step 1.
Our experts can take care of all this and more.
How to build your own deck roof 1 if you like the idea of having the roof above your house s roof you need to make sure the support posts are within 4.
If you have an existing deck it s possible to add a roof to it by installing additional supports.
Take a look at our step by step guide for building a shed roof over your existing deck.
If local codes allow setting the overhead directly on an existing slab but the concrete is not thick enough to support the overhead s weight you will have to pour new footings around the slab s perimeter or break out sections and pour deeper footings.
Frame up a box the size of the outer dimensions of your deck using 2.
Do not attach the post base to only decking.
Install post base connectors to attach the support posts to the deck frame.
Before you begin make sure you re matching the house roof pitch angle and overhang for your roof.
Discuss the following issues with your professional handyman during the deck roof design process.
We will walk you through the entire process from siting the patio roof to raising posts attaching beams and installing the roof.