Roof To Wall Flashing Wood Siding

Click to enlarge any image otherwise water will wick up into the flashing leading to paint failures and decay see figure 1 6 above left.

Roof to wall flashing wood siding.

Materials needed for roof flashing where roof meets wall. Likewise a 10 wide flashing will result in a 5 inch wide roof deck flange and a 5 inch vertical flange. I cut the tape so that it laps onto the housewrap above and 3 in. Remove wood shingles with care up one or two courses sufficient to install proper sidewall flashing and counter flashing.

Deck joist ledger spacer behind ledger housewrap or building paper housewrap or building paper exterior sheathing flashing drip edge z flashing 2 z flashing 1 deck board siding gap. Flexible flashing tape seals the eave to the wall. 23 roof to wall and deck to wall flashing home builder s guide to coastal construction page 3 of 3 figure 3 deck ledger flashing. Must be kept up off the surface of the roof a minimum 1 some manufacturers of exterior wall coverings require.

However the typical recommended width of step flashing ranges from 5 inches to 10 inches. A 5 inch wide flashing will result in a 2 1 2 roof deck flange and 2 1 2 vertical wall flange. All exterior wall coverings whether it is wood siding vinyl siding brick or stone veneer stucco etc. Step flashing is a piece of metal sheet bent square at 90 degrees.

Most simply use a nominal 6 piece of lumber. There are various ways to do roof flashing depending on which part of the roof you are flashing. Stop wood sidings at least 1 inch short of the bottom leg at step flashings and other roof flashings. Siding details at roof wall joint step flashings to avoid rot.

Step flashing is preferred over continuous flashing for roof flashing where the roof meets the wall. Reinstall new wood shingles keeping the bottom of the shingle 1 2 above the roof surface below. Technical fact sheet no. Once the flexible flashing is set i apply a piece of housewrap along the wall where the fascia meets it.

Check out our recommended tools right here. Roof to wall flashing. The roof flashing is then placed up behind this through the wall z bar flashing on the outside of the vertical blocking backing material. Above the roof sheathing.

Because most roof flashing is required to extend up the wall a minimum of 4 and some a minimum of 5.