Roofing Material Specifications and Details - BITEC, Bitumen ...
Roofing Material Specifications and Details - BITEC, Bitumen ...
Roofing Material Specifications and Details - BITEC, Bitumen ...
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BUR<br />
MOD<br />
Exterior plywood on cleat or<br />
tapered blocking to provide shape<br />
Cant strip, securely nailed<br />
or set in bitumen<br />
Wood blocking, secured<br />
with appropriate fasteners,<br />
match insulation thickness<br />
,,<br />
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,,<br />
24" max.<br />
Note: This detail should be used only where the<br />
deck is supported by the wall. An expansion joint<br />
detail should be used for non wall-supported deck. Contact<br />
<strong>BITEC</strong> Technical Services if building movement is a concern.<br />
BUR<br />
MOD<br />
7B. High Parapet Base Flashing at Masonry Walls<br />
Solid wood blocking<br />
Prime masonry surfaces<br />
Exterior siding, brick, etc.<br />
,,<br />
,,<br />
,,<br />
,,<br />
Note: This detail should be used only where the<br />
deck is supported by the wall. An expansion joint<br />
detail should be used for non wall-supported deck. Contact<br />
<strong>BITEC</strong> Technical Services if building movement is a concern.<br />
4" min.<br />
,,<br />
,<br />
Coping - Designed to meet FMRC<br />
1-49 requirements<br />
Wall flashing membrane<br />
Fasteners approx. 18" o.c. at coping<br />
Fasteners 8" o.c.<br />
Sealant<br />
Termination bar<br />
Counterflashing<br />
<strong>BITEC</strong> base flashing membrane,<br />
extend 2" minimum up under wall<br />
flashing membrane<br />
Fasteners 8" o.c. above base sheet<br />
<strong>BITEC</strong> modified bitumen<br />
membrane with opt. surfacing or<br />
coating, extend 4" min. above cant<br />
Modified bitumen or asphalt bleed out<br />
at edge of base flashing<br />
1st <strong>and</strong> 2nd ply as required, fully<br />
adhered, extend 2" min. above the<br />
cant. Set in hot asphalt.<br />
7C. Multi-Ply Base Flashing at Masonry Parapets<br />
Wall flashing membrane<br />
Interply membrane(s)<br />
Exterior plywood on cleat or<br />
tapered blocking to<br />
provide shape<br />
Solid wood blocking<br />
Prime masonry surfaces<br />
Exterior siding, brick, etc.<br />
(masonry wall<br />
construction shown)<br />
Cant strip, securely nailed<br />
or set in bitumen<br />
Wood blocking, secured with<br />
appropriate fasteners, match<br />
insulation thickness<br />
24"<br />
max.<br />
67<br />
4" min.<br />
For 10 or 12 Yr. Warranty Only<br />
Coping - Designed to meet FMRC<br />
1-49 requirements<br />
Fasteners approx. 18" o.c. at coping<br />
Fasteners 8" o.c.<br />
Sealant<br />
Termination bar<br />
Counterflashing<br />
<strong>BITEC</strong> base flashing membrane,<br />
extend 2" up under wall flashing membrane<br />
<strong>BITEC</strong> base flashing interply membrane,<br />
extend 2" min. up under the next membrane<br />
Fasteners 8" o.c. above the base sheet<br />
<strong>BITEC</strong> modified bitumen membrane with<br />
optional surfacing or coating, extend 4"<br />
minimum above cant<br />
Modified bitumen or asphalt bleed out<br />
at edge of base flashing<br />
One or two pies of Type IV or Type VI<br />
interply felts set in hot asphalt; extend to 4"<br />
above the cant<br />
Base sheet <strong>and</strong>/or 1st ply as required, fully<br />
adhered, extend 2" min. above the cant<br />
Required for 15 & 20 Yr. Warranty<br />
B U R - M O D S Y S T E M S
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