Porch Roof Flashing Detail

Nail the flashing securely in place using roofing nails.

Porch roof flashing detail.

To install the roof wall flashing above the builder bent the top edge of the flashing into a 90 degree lip about 2 cm in width. Try to keep the nails as flush as possible to the edges. This article explains critical deck flashing details for decks in order to avoid rot and leaks at the deck ledger board and at the building to which a deck is attached and we provide deck or balcony design and construction details for waterproofing at door jambs and sills. Roof flashing is a thin material usually galvanized steel that professional roofers use to direct water away from critical areas of the roof wherever the roof plane meets a vertical surface like a wall or a dormer.

Use the metal break tool to bend the flashing lengthwise in the middle according to the angle of the roof joint. Mc11a head wall metal flashing 2. Mc10c low slope ventilated eave detail. 23 roof to wall and deck to wall flashing home builder s guide to coastal construction page 1 of 3 purpose.

Mc12b metal flashing options. Mc10d double lap tile. Edge flashing and starter strip roofs peel off from the edges so it is critical to hold them tight with the roof deck sealed on the outside we turn to flashing the edges with metal and membranes metal drip edge flashing details roofing wrb flashing. Flashing is installed to surround roof features such as vents chimneys and skylights.

Flashing details for decks porches. At the end of the vertical sidewall the step flashing shall be turned out in a manner that directs water away from the wall and onto the roof and or gutter while this is a nice diagram of how these flashings work don t forget our 5 th design rule. Mc12a pan flashing roof to sidewall 2. Lay the cut flashing down at the corner over a shingle that is already in place.

The flashing shall be a minimum of 4 inches 102 mm high and 4 inches 102 mm wide. Details roofing wrb flashing storm proof roof 2. 4 inches should go up the house wall and 4 inches should go on top of the porch roof shingles. The flashing on the wall should be flush against it and the porch roof portion should be on top of the shingles.

Most flashing is 8 inches wide. The corner cut should be facing upwards. Mc12 pan flashing roof to sidewall. Roof to wall and deck to wall flashing www fema gov technical fact sheet no.

Step 6 make a 10 degree bend on the shingle edge of the flashing approximately 1 2 inch from the edge. That lip is then set into a reglet or groove in this case cut into the mortar joint of the brick wall above. Mc11 head wall metal flashing.