First published in 2007 as a guide to assist HVAC contractors, designers, and owners
CHANTILLY, Va. — In an effort to help contractors prepare more accurate and competitive bids, the Sheet Metal and Air Conditioning Contractors’ National Association’s (SMACNA’s) HVAC Contractors Council Steering Committee has released the newly revised HVAC Bid Specification Reference Manual.
Changes include new information in Division 23 — heating, ventilating, and air conditioning — as well as revised diagrams and updated references to SMACNA technical manuals and standards.