How To Fix A Sagging Porch Roof

Things to consider with jack up a porch roof the prep.

How to fix a sagging porch roof.

After that use a piece of lumbar strapping to keep the plywood in place until you can get a roofing repair expert to fix it. If you notice that there is a visible dip in your roof chances are you have a problem with one or several rafters and you may soon be facing more issues like water leaks bowed out walls or your roof caving in on you. Next place your piece of plywood and styrofoam foam side up against the damaged roof decking. So to begin i removed the existing counter flashing running about 5 courses up this was as easy as finding nails and prying.

Porches are subject to the insidious force of all weathers from driving rain and bleaching sun to wind driven snow and high humidity. Push up on the plywood until the foam is touching the underside of the roof decking. Sagging rafters can lead to serious problems with the entire roofing system. A bottle jack is a small hydraulic that uses a long handle to raise and lower support braces.

This will hold the weight of the porch roof while replacing the beam. My guess is that the entire porch roof will have to be replaced rather than having to piece together a fix. The corner was only being supported by one column. Well it turns out that fixing the sagging roof issue on my front porch was way easier than i had thought it would be.

If not kept in good repair using water resistant materials and strategically applied coats of paint the key elements of a porch floors framing posts railings and decorative elements will deteriorate quickly. This is how it looked just a few days ago. How to repair a sagging support beam. The sag wasn t horrible but it was definitely noticeable and it bugged the heck out of me every time i looked at it.

First i cleared out a level area under the porch next to the sinking support column. How to repair a damaged roof. I thought it was going to be some semi major construction removing the existing sagging beam and replacing it. I won t speculate upon repair costs because i don t have a clue about the quantity and quality of materials as well as your local labor rates.

In raising the roof i knew was going to have to reset the roof s flashing as it meets a sidewall of the house. That s how to fix a sagging roof. In this case one corner of a neighbor s porch sunk about 1 5 inches over the last couple decades.