BASC Search

Installation sequence for deck ledger flashing.

Publication Date

Wed, 12/01/2010 - 12:00

Wrong – The step flashing is not the required height above the roof deck

Publication Date

Tue, 02/01/2011 - 12:00

Right – The step flashing is the correct height above the roof deck

Publication Date

Tue, 02/01/2011 - 12:00

Apply roof underlayment over roof deck and up the sidewall over housewrap

Reference

40% Whole-House Energy Savings in the Marine Climate, Volume 11

Author(s)

Baechler Michael C,

Gilbride Theresa L,

Hefty Marye G,

Cole Pam C,

Williamson Jennifer,

Love Pat M

Organization(s)

Pacific Northwest National Laboratory,

PNNL,

Oak Ridge National Laboratory,

ORNL,

U.S. Department of Energy,

DOE

Report providing builders in marine climates with guidance for building homes that have whole-house energy savings of 40% over the Building America benchmark with no added overall costs for consumers.

Publication Date

Mon, 04/23/2012 - 12:00

Install shingle starter strip then kick-out diverter; attach to roof deck but not sidewall

Reference

40% Whole-House Energy Savings in the Marine Climate, Volume 11

Author(s)

Baechler Michael C,

Gilbride Theresa L,

Hefty Marye G,

Cole Pam C,

Williamson Jennifer,

Love Pat M

Organization(s)

Pacific Northwest National Laboratory,

PNNL,

Oak Ridge National Laboratory,

ORNL,

U.S. Department of Energy,

DOE

Report providing builders in marine climates with guidance for building homes that have whole-house energy savings of 40% over the Building America benchmark with no added overall costs for consumers.

Publication Date

Wed, 09/01/2010 - 12:00

Step 1. Apply roof underlayment over roof deck and up the sidewall over the rigid foam insulation

Reference

40% Whole-House Energy Savings in the Marine Climate, Volume 11

Author(s)

Baechler Michael C,

Gilbride Theresa L,

Hefty Marye G,

Cole Pam C,

Williamson Jennifer,

Love Pat M

Organization(s)

Pacific Northwest National Laboratory,

PNNL,

Oak Ridge National Laboratory,

ORNL,

U.S. Department of Energy,

DOE

Report providing builders in marine climates with guidance for building homes that have whole-house energy savings of 40% over the Building America benchmark with no added overall costs for consumers.

Publication Date

Wed, 09/01/2010 - 12:00

Step and kick-out flashing at all roof-wall intersections extending ≥ 4 in. on wall surface above roof deck and integrated with drainage plane above

Publication Date

Tue, 02/01/2011 - 12:00

Wrong - Roof is missing metal drip edge to cover the edge of OSB roof decking, roof underlayment should be trimmed back, and asphalt shingles are poorly installed.

Publication Date

Mon, 09/28/2020 - 12:00

Installation sequence for deck ledger flashing.

Wrong – The step flashing is not the required height above the roof deck

Right – The step flashing is the correct height above the roof deck

Apply roof underlayment over roof deck and up the sidewall over housewrap

Install shingle starter strip then kick-out diverter; attach to roof deck but not sidewall

Step 1. Apply roof underlayment over roof deck and up the sidewall over the rigid foam insulation

Step and kick-out flashing at all roof-wall intersections extending ≥ 4 in. on wall surface above roof deck and integrated with drainage plane above

Wrong - Roof is missing metal drip edge to cover the edge of OSB roof decking, roof underlayment should be trimmed back, and asphalt shingles are poorly installed.

Step and Kick-Out Flashing at Roof-Wall Intersections

Flashing of Roof-Wall Intersections in Existing Homes

Taped Insulating Sheathing Drainage Planes