How To Install Flashing Under Existing Siding

Nail it to the sidewall or glue it if nailing isn t possible.

How to install flashing under existing siding. How to install step flashing under siding 1. Step flashing is used to provide a water tight connection where roofing adjoins a vertical juncture. Position the flashing lengths as defined in step 2 overlapping the ends a minimum of 2 inches onto the previous flashing piece and securing the flashing with 8d nails at each wall stud. I read your info.

If the kick out and step flashing can t tuck behind the siding screw on cap flashing to cover it then caulk along the top. Posted march 4 2017 filed under roof installation roof repair maintenance. Use an old rag to remove any dirt or debris that may be there. Next comes another layer of building wrap installed like the first layer.

Galvanized sheet metal bent at a 90 degree angle i e. Cover with cap flashing. Begin by removing the shingles at the affected area and removing old flashing if present. Install the trim just under the drip cap.

Continue installing the z flashing at the top edge of the siding panels across the full length of wall. Use roofing nails to install the l shaped flashing flush with the roof and wall then cover it with roofing cement and reattach the roofer s felt. Slice along the bend line about 4 inches into the first piece of flashing at the bottom of the roof with tin snips. Fasten that shingle with two galvanized nails at the.

It was painted by a contractor who caulked the joints before painting. Using a pry bar you will need to remove a layer of siding from above the window you want to install the drip cap on. Bent into an l shape. I feel caulking will help a lot and enhance the appearance of the house.

Apply a bead of caulk to the felt and set the window in the caulk. Lay a shingle over the step flashing starting at the roof edge. Slip in the flashing. Attach the flashing tape above the window and then slip the drip cap into the siding and attach to the tape.

Lift the bottom shingle and slip in the kickout flashing. About installing flashing on already installed siding. Cut a piece. This flashing is typically field fabricated from a sheet of 26 ga.

About 6 12 months later the butt joints looked awful. At the top tuck metal drip cap flashing under the siding and on top of the second layer of wrap.