19-21503 - Laserfiche WebLink

Browse Search

1.5 DELIVERY, STORAGE, AND HANDLING A. Deliver insulation, coverings, cements, adhesives, and coatings to site in containers with manufacturer's stamp or label, affixed showing fire hazard ratings of products. B. Protect insulation against damage. Do not install damaged insulation; remove from project site. C. Protect cements, adhesives and coatings from freezing. PART 2- PRODUCTS 2.1 PIPE INSULATION MATERIALS A. Adhesives, Sealers, and Protective Finishes: 1. Vapor Barrier Coati ngs-Permeance shall be no greater than 0.08 perms at 37 mils dry as tested at 100' F and 90% RH by ASTM F1249. Foster 30-80 AF, or approved equal. 2. Lagging Adhesives—used in conjunction with canvas or glass lagging cloth to protect equipment/piping indoors. Foster 30-36 AF, Childers CP-137 AF, or approved equal. Coatings shall meet ASTM D 5590 with 0 growth rate. 3. Weather Barrier Mastic—used outdoors to protect above ambient insulation from weather. Foster 46-50 Weatherite, Childers CP-10 Vi Cryl, or approved equal. 4. Insulation Joint Sealant—used as a vapor sealant on below ambient piping with cellular glass insulation. Foster 95-50; Childers CP-76; or approved equal. 5. Metal Jacketing Sealant—used as a sealant on metal jacketing seams to prevent water entry. Foster 95-44; Childers CP-76; approved equal. 6. Reinforcing Mesh—used in conjunction with coatings/mastics to reinforce. Foster Mast A Fab; Childers Chil-Glas#10; or approved equal. B. Fiberglass Insulation: Factory applied white vapor barrier jacket. 2.2 DUCTWORK INSULATION MATERIALS A. Rigid Fiberglass Ductwork Insulation: FS-HH-1-558, Form A, Type Rigid, Class as indicated. K= .27 at 75' F. Installed minimum R-value shall be 6.0. 1. Provide Class 1 (non-load bearing) where insulation is not subjected to compressive loading. 2. Provide Class 2 (load bearing) where insulation is subjected to compressive loading; except provide higher Class where indicated. Provide on exposed ductwork in Mechanical Room from floor to six(6)feet above floor. B. Flexible Fiberglass Ductwork Insulation: FS HH-1-558, Form B. Type I, Class as indicated: 1. Provide Class 6 for temperatures up to and including 350' F (177' C). K= .25 at 75° F. C. Vapor Barrier Material for Ductwork: FS HH-B-100; paper-backed aluminum foil, except as otherwise indicated; strength and permeability rating equivalent to factory-applied vapor barriers on adjoining ductwork insulation, where available; with following additional construction characteristics. 1. High Puncture Resistance: Type I, low vapor transmission (for ducts in exposed areas). 2 Vapor Barrier Coating--Permeance shall be no greater than 0.08 perms at 45 mils dry as tested by ASTM E96/ASTM F1249. Foster 30-65, Childers CP-34, or approved equal (for vapor seal of all taped seams, breaks, punctures in duct insulation) CEA#18010 HVAC INSULATION 23 07 00-2 COPYRIGHT©2018 CONSULTING ENGINEERING ASSOCIATES, INC.