Duro last prefabricated curb flashings are designed for roof penetrations.
How to flash a roof curb.
Fasten loose nails and cover exposed nail heads with roofing cement.
Installing a curb mount skylight step by step from start to finish.
Install ice water shield peel stick underlayment down the curb onto the roof deck.
Roofing cement can dry out and crumble away exposing joints to water.
Instead coordinating the curb size with the rib spacing to provide a rib to rib curb eliminates fasteners down both sides of the curb in the pan of the roof panels.
Recaulk the joints between the roof and the flashing.
Milcor s roof penetration products like its heat and smoke vents are prefabricated with roof curbs and flashing for an all in one solution.
Roofing solutions by eric garcia 283 188 views.
Install top flashing step flashings properly sized for the shingle and bottom flashing.
Renew flashing seals by chipping out old caulking and mortar along the edges of the flashing.
Spread roofing cement on top of the curb press the skylight into it and nail the skylight in place.
Be sure to lace the step flashing with the course of shingles.
Place skylight dome on the curb and secure with proper fasteners.
The roof components first the basic design of the curb should take into account the roofing components so that it can be properly flashed into the roof system.