How To Replace Valley Gutter

Fold the top over the roof ridge and cut the bottom along the drip edge metal.

How to replace valley gutter.

Apply plastic roofing cement over small holes. Key elements our machine installs continuous gutters both 5k and 6k available in a variety of colors as shown to the right. Feather the roofing cement out on the surrounding area to flatten any steep edges. However many homeowners do not realize the necessity of roof valleys for their roof and gutter system and may neglect these valleys even if they are on top of their other regular.

A full valley replacement involves removing all the cemented tiles underfelt and some timber to the section. In height to 0. These materials are then replaced with a new fibreglass valley new underfelt and the roof tiles bedded onto new cement. If the holes are larger than nail holes use tin snips to cut a strip of flashing the same amterial as the gutter wide enough to fill the area.

First clean the debris out of the valley including sawdust nails and whatever else is in there. You can find these precut gutter splash guards about 3 in brown and white aluminum at a home center but you could easily make your own out of aluminum or sheet metal and spray paint them to match your gutters. With a clean valley you can lay down some peel and stick roofing membrane. A roof valley is very prone to leaks especially if you have an older roof.

We purchase our trim coil and gutter accessories from abc supply who is a distributor for a cm rainware systems. Bend the strip to fit and embed the flashing in the cement. Install an 18 tie bar across the joint. The reason why the roof valley is such a sensitive area has to do with all the rainwater and or melting snow that accumulates and flows through the valley on its way into the gutters.

Install a 1 2 premolded full depth isolation joint the same shape abut existing curb and gutter taper the last two 2 feet of the curb from 6 8. If the roof valley itself needs to be ripped out and replaced then this will involve significantly more work and cost. Form saw or score 1 as the curb and gutter just ahead of the taper.