A designer’s goals for thermal and acoustical control lead to different choices within spiral duct offerings.
February 2, 2022
As HVAC system designers consider their options for spiral duct systems, understanding the benefits and drawbacks of single versus double-wall systems is essential.
Fujitsu General America, Inc., recently released Airzone system, an intelligent, communicating zoning system for ducted mini-split and VRF heat hump and heat recovery systems.
The National Air Duct Cleaners Association (NADCA) recently announced that its highly anticipated 33rd Annual Meeting and Exposition will take place March 20-22.
The requirements for recording an injury or illness on your OSHA 300 log can be complicated and companies should avoid “over-reporting” injuries that could lead to an over-inflated OSHA injury incidence rate.