The HVAC contractor that wants to provide the best-suited ventilation solutions for building owners should be adept in both sheet metal duct and fabric duct, or fabric air dispersion as it’s commonly ...
The Lindab Safe® self-sealing spiral sheet metal duct system features fittings with factory-installed, double-lipped, EPDM rubber gaskets. When the fittings are slipped into the spiral duct, the ...
If you live in a cold climate like Minnesota, I recommend plastic. Why would someone want metal? It gives you a smooth interior, which means less air turbulence, which means more airflow. The end.
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