HVAC uses of flexible air duct have grown exponentially over the last two decades, all over North America. Contractors and installers say they like it, and some find it indispensable. It has changed ...
NO-LEAK POLICY: Here, a technician performs a leakage test. While some leakage was once commonly chalked up to heating the basement a little bit, those days are gone. “Now,” says Hank Artlip, “if you ...
Morgan Thermal Ceramics worked with UL Underwriter’s Laboratories Inc. to certify a new installation method for grease duct enclosures used in commercial construction. The new system, an update to the ...
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