Adding Roof Over Existing Deck
Before you begin make sure you re matching the house roof pitch angle and overhang for your roof.
Adding roof over existing deck. Shed roof a single sloping surface that starts at the exterior house wall and ends at support posts. Do not attach the post base to only decking. Azek column wrap is available for 4 4 6 6 and 8 8 posts. How to tie a additions roof to existing roof roof designs to attach to existing home how to construct a roof from an exsisting shead how to attach a deck roof to existing roof how to add a roof over porch cost to tie into existing roof attache porch roof on house attach shed roof to house adding a roof to screened in porch adding a roof to existing.
Start here if you want to build a roof over a patio or deck. We will walk you through the entire process from siting the patio roof to raising posts attaching beams and installing the roof. These are used to attach the support posts to the frame of the. Porch decks require 25 additional psf for roof loads for a total of 80 psf.
There are three types of roofs that you ll find over a deck. Shed gable and hip. To solve this problem you can either replace your original deck footings to support your new roof or build your roof separate from your deck to ensure a proper foundation. Typical decks are designed to support 55 psf lbs per square foot.
Take a look at our step by step guide for building a shed roof over your existing deck. Install post base connectors to attach the support posts to the deck frame. While it may be more expensive than a temporary cover or awning a roof will last longer and add value to your home. Gable roof the most common type of deck roof the gable roof forms a triangular shape.
The best way to cover a deck or patio is by building a permanent roof over it that s attached to your home. Install post base connectors. Installing a roof over an existing deck isn t recommended unless your deck was originally designed to support the roof. That way any rainwater can roll off of your deck roof an onto your house roof feeding into your main guttering system.
Make sure the frame has the appropriate blocking to ensure a solid connection. Azek makes a pvc column wrap that s super easy to install. One alternative option that you can do yourself is to have a slightly higher roof on your deck so that it s above your main roof slightly and overhangs. 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.
While a typical deck is designed to support 55 pounds per square foot psf a roof requires 80 psf of support. Building on an existing deck.