Roofing Base Sheet Fastening Pattern

Us fp 11 10 7 14 14 base sheet fastening pattern and prescriptive enhancements dwg pdf us fp 11 11 7 5 10 10 base sheet fastening pattern and prescriptive enhancements.

Roofing base sheet fastening pattern.

Roof zone definition factory mutual fm. This fastening pattern provides fm 1 90 on 4 by 8 boards for 2 insulbase rl and nh 2 securshield rl nh hd plus 5 8 securock 5 8 densdeck prime 2 stormbase and ecostorm vsh. For code compliance increased fastening density may be required depending upon project wind speed and wind uplift requirement. The architect resources page aims to help architects and specifiers make informed decisions about what roofing system is best for their specs.

Firestone channel venting base is an oxidized asphalt coated fiberglass base sheet with granules on the underside of the membrane. There is a slight grid pattern embossed into the granules to further aid in venting latent moisture in the existing roof system or deck. Subject to code requirement it is. Prior to job start contact roof cover manufacturer to determined the correct nailing pattern.

Parafast fasteners w 3 plate parabase and parabase fs. Carlisle syntec strives to provide resources for all professionals in the commercial roofing space. Bm 9 12 12 mechanically fastened base sheet 9 12 12 o c keywords. Base sheets mechanical attachment requirements.

Gafglas 75 base sheet for built up roofing bur is a premium roofing sheet with a strong fiberglass mat to prevent asphalt bleed through. For more information on insulation fastening patterns visit section dr 05 19 of the design references document linked below. Bm 9 12 12 fastening pattern jm mechanically fastened app bur sbs. 8 insulation fasteners plates.

Consult the roofing system manufacturer for specific wind ratings.