Favorite TightVent welcomes SIGA as new partner

TightVent is very pleased to welcome SIGA, as new partner! For half a century and with great expertise and enthusiasm, we have been developing and producing nontoxic adhesives, tapes and membranes for creating airtight building envelopes. Since 1966, SIGA has … Continue reading

Favorite New App “ASHRAE HVAC Duct Sizer”

The “ASHRAE HVAC Duct Sizer” application designed by Carmel Software Corporation for ASHRAE, allows the user to quickly size one HVAC duct run or a range of duct sizes using the constant friction method. In the “Size by Airflow” mode, … Continue reading