How To Build A Pitched Roof Over A Porch

When you nail in the second boards offset the seams of the upper and lower layers by at least 24 in 61 cm.

How to build a pitched roof over a porch.

Install the fascia board on this frame and nail it accurately. Use a speed square to mark and cut your rafter angle to the roof pitch. Maximum rafter spans for a patio roof. In areas with mild climates patio roofs are generally designed for loads of 30 psf pounds per square foot.

First of all fasten the beams to the rafters from one side and support posts from the other side. For heavy roofs or in. Attach the header to the support post next to the house. This board will support the rafters.

The angles you cut the rafter ends determine the pitch of the roof and the length of the rafters. On the header side the rafters are typically notched with a birdsmouth over the top of the header or top plate of the porch wall. A roof protects a house and porch from snow and rain as well as the heat of the sun. Nail the first boards on top of your wall where you plan to build your roof.

The rafter pitch angle. Use 8 penny nails to attach the first 2 in 4 in 5 1 cm 10 2 cm board to the wall studs. Together the beams will make a frame. Use plywood to insulate your porch roof.

An essential part of planning a patio roof or gazebo project is determining the number size and spacing of rafters beams and posts according to the loads they will carry. This is part two of the porch build where i am doing the roof. Minimum roof pitch for a covered porch. Put it between fascia board and roofing material and fix with nails.

Do not attach the header directly to a house cantilever. Adding a covered porch adds exterior space to a house and providing a. Start here if you re building a roof over a patio or deck. I show how i construct it showning in detail how to do the lead flashing.

This article discusses strategies for building over an existing slab patio or over a deck and offers links to articles about the specific tasks such as pouring the footings raising posts and so forth. Porch roof construction includes not only porch roof construction types and designs but also the selection of materials and considerations you ll need to build your roof. Flash and bolt the ledger board in place to the house wall.