Roof To Sidewall Flashing

Flashing against a vertical sidewall shall be by the step flashing method.

Roof to sidewall flashing.

It s kind of like a step so water hits it comes off and moves off the roof. Striations and bends on the flashing provide strength and match the lines of your other edge trims. Butyl tape should be applied where the foot of the flashing attaches to the roof. Another term for this is a step flashing.

It may seem as if a single piece of flashing would offer more protection than many pieces of step flashing. The flashing extends up the wall at least 4. Continuous flashing against a sidewall is one way to install a roof but it s not the correct way. Remove wood shingles with care up one or two courses sufficient to install proper sidewall flashing and counter flashing.

How to install sidewall flashing and kick out diverters on homes with rigid foam insulation sheathing. Universal sidewall trim is designed to flash from your metal roof panels to a vertical wall such as a chimney. The universal sidewall trim combined with sealant provides a watertight seal for your roof system. Epdm flashing tape with a butyl adhesive backing will help.

But it doesn t work that way. Reinstall new wood shingles keeping the bottom of the shingle 1 2 above the roof surface below. Vent flashing done right to prevent leaks back up roof vent boots with flashing counterflashing and proper shingling. Flashing joints are lapped 6 in the direction of water flow.

We re going to install this step flashing here against the sidewall and the first thing we re going to do is let it run. Once even a small section of roofing cement fails you ll have a leak. Universal sidewall trim is designed to flash from your metal roof panels to a vertical wall such as a chimney. Installing step flashing to prevent roof leaks step flashing spans the joint between roof shingles and an adjacent side wall.

You can see that i m letting it run past the end of the roof and past the ridge line. Apply drip edge and roof underlayment over the roof deck and continue lapping up the sidewall and over the water resistive barrier in this case rigid foam insulation a minimum of 7 inches figure 2. The universal sidewall trim combined with sealant provides a watertight seal for your roof system. The metal flashing is formed with a hook edge and cleated on 12 centers.

The flashing shall be a minimum of 4 inches 102 mm high and 4 inches 102 mm wide. Here s how to install it correctly. The flashing extends onto the roof a minimum of 2 inches 4 inches is preferable in more severe climate areas. Sidewall flashing sidewall flashing is applied when the side of the roof butts up against an adjacent wall.