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Home | Sheet Metal | Fibrous Glass Duct Construction Standards, 8th Edition, 2021SMACNA
1868
Performance ratings of the fibrous glass board as determined by North American Insulation Manufacturers' Association (NAIMA) and Underwriters Laboratories (U.L.), fabrication of rectangular duct and fittings, closures of seams and joints, channel and tie rod reinforcements and hangers and supports are covered in detail. For 2" w.g. or less. Topics covered also include FRP, resins, initiators, accelerators, catalysts, curing, promoters and inhibitors. This book is required for the Florida State Certified Contractor's exams for Air Conditioning A & B, Mechanical and Sheet Metal.
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