Greenheck has introduced a round industrial control HVAC damper to accommodate higher velocities and pressure. Model HCDR-450 is rated for velocities up to 7000 fpm and pressure up to 30 in. wg, and ...
Why balance matters: Even airflow prevents hot and cold spots, reduces strain on your HVAC system, and can lower energy costs. Tools of the trade: Registers, grilles, diffusers, and dampers work ...