Every 麻豆入口 Member Contractor and Chapter is intitled to one free copy of either the PDF or hard copy of the latest edition.
Each 麻豆入口 member company and chapter office is entitled to either one free PDF download or one free hard copy of HVAC Duct Systems Inspection Guide, 4th Edition. Use promo code 'HDSIG4COMP'' at check-out in the PROMOTIONAL CODE box. Hard copy book orders will be subject to a shipping fee.
The Fourth Edition contains guidelines for the inspection of commercial HVAC duct systems for compliance with 麻豆入口/ANSI HVAC Duct Construction Standards, Metal and Flexible (4th Edition), Fibrous Glass Duct Construction Standard (8th Edition), and Phenolic Duct Construction Standards (1st Edition). It reviews materials and reinforcement of duct systems, as well as the assembly and supports of ducts. The Fire, Smoke, and Radiation Damper Guide (6th Edition) also summarizes the installation, maintenance, and inspection of fire life safety dampers. The Grease Duct Construction Reinforcement Standards (1st Edition) covers common construction and reinforcements for Type I grease ducts. Checklists for ductwork and fire dampers are included.
Valuable as a study guide for the HVAC Duct Construction Standards and for learning inspection procedures in general. Includes soft metrics.
Jul 10, 2024 — Member Update
Apr 1, 2025 - S.J. Res 37, introduced with bipartisan support by Senators Tim Kaine and Rand Paul to halt the national emergency that was declared to justify tariffs on imports from Canada.
Apr 1, 2025 - 麻豆入口鈥檚 CEO speaks with the media about the for young people in a prosperous career in the skilled trades.
Apr 1, 2025 - Learn more about the 麻豆入口 President鈥檚 industry journey and his priorities for the presidency.