The Sheet Metal and Air Conditioning Contractors’ National Association (SMACNA) published the fifth edition of its HVAC Systems Duct Design Manual, which is available digitally and in print. This ...
Manual Q gives you time-saving quick fitting loss tables and a complete set of fitting loss tables compiled from the ASHRAE and SMACNA handbooks. Manual Q is your one-stop reference book on the ...
partnering with their signatory industry contractors within the Sheet Metal and Air Conditioning Contractors’ National Association (SMACNA) to enable energy system upgrades for small to medium ...