Complete Compiled Specification.pdf - Peck Ormsby Construction

25 year successful track record.
1. Manufacturers: Subject to compliance with requirements, available manufacturers offering
products that may be incorporated into the work include the following:
a. FiberTite, a Seaman Corporation.
b. Sarnafil Inc.
2. Thickness: 60 mils, nominal, with minimum 20 mils above reinforcing.
3. Exposed Face Color: White.
B. Alternate: 80 mils, nominal, with minimum 20 mils above reinforcing and a 30 year warranty.
2.2 AUXILIARY MEMBRANE ROOFING MATERIALS
A. General: Auxiliary membrane roofing materials recommended by roofing system manufacturer for
intended use, and compatible with membrane roofing.
1. Liquid-type auxiliary materials shall comply with VOC limits of authorities having jurisdiction.
B. Sheet Flashing: Manufacturer's standard sheet flashing of same material, type, reinforcement,
thickness, and color as PVC sheet membrane.
C. Bonding Adhesive: Manufacturer's standard.
D. Metal Termination Bars: Manufacturer's standard, predrilled stainless-steel or aluminum bars,
approximately 1 by 1/8 inch thick; with anchors.
E. Fasteners: Factory-coated steel fasteners and metal or plastic plates complying with corrosionresistance
provisions in FM Approvals 4470, designed for fastening membrane to substrate, and
acceptable to membrane roofing system manufacturer.
F. Coated Flashings: Manufacturer’s standard PVC coated metal flashings in thickness as
recommended by manufacturer for indicated use and complying with performance requirements, but
with metal thickness not less than 0.028 inches.
G. Miscellaneous Accessories: Provide pourable sealers, preformed cone and vent sheet flashings,
preformed inside and outside corner sheet flashings, T-joint covers, lap sealants, termination
reglets, and other accessories.
2.3 INSULATION MATERIALS
A. Substrate Board: Rigid polyisocyanurate with black mat facers 4’ x 8’ installed in two layers to meet
desired r-value.
1. R-Value: 30.
B. Molded-Polystyrene Board Insulation: Where tapered insulation, crickets, saddles, tapered edge
strips, or other insulation shapes are indicated provide rigid, cellular polystyrene thermal insulation
formed by expansion of polystyrene-resin beads or granules in a closed mold to comply with ASTM
C 578 for type and with other requirements indicated below:
1. Type II, 1.35-lb/cu. ft. (22-kg/cu. m) minimum density
2. Where molded-polystyrene tapered insulation, crickets, saddles, tapered edge strips, or other
insulation shapes are indicated, the molded-polystyrene board shall be placed between the
layers of polyisocyanurate insulation.
SEGO LILY ELEMENTARY SCHOOL CLASSROOM ADDITION MARCH 2, 2009
POLYVINYL-CHLORIDE (PVC) ROOFING 07542 - 4