The L Series® variable air volume (VAV) package rooftop unit has an energy-efficiency rating (EER) of up to 12.2 and an integrated part load value of 15. These units are available in 21-, 25-, and 30 ...
Variable frequency drives (VFDs), also known as variable speed drives (VSDs), are used to modulate the speed of motors in various applications, from hydronic water pumping to VAV fan units to vacuum ...
The typical cost range to replace an HVAC system is between $5,000 and $12,500, with a national average cost of $7,500. The cost could be higher or lower for an individual homeowner depending on the ...
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