Air Duct System
Found 3 free book(s)
General Air Handling Unit Checklist - NREL
www.nrel.govEliminate Duct Leakage . Periodically trace the main heating, ventilating, and air conditioning (HVAC) duct runs and listen for air leaks in the duct system. Confirm that the duct static pressure setpoint is within the pressure class of the installed ductw ork before repairing any leaks. If the distribution system is really leaky, consider
8. Air Distribution Systems - Energy Star
www.energystar.gov8.2 Air-Handling System Types There are two types of air-handling systems: constant volume (CV) and variable air volume (VAV). In a CV system, a constant amount of air flows through the system whenever it is on. A VAV system changes the amount of airflow in response to changes in the heating and cooling load.
Tjernlund LB2 Dryer Duct Booster - Tjernlund Products, Inc.
www.tjernlund.comIMPORTANT: The dryer duct in which the LB2 is installed must terminate with a dryer exhaust hood with a flapper or have a backdraft damper installed near the exterior termination. MINIMUM AND MAXIMUM DRYER DUCT LENGTH IN EQUIVALENT FEET* This product is intended for use in 4” diameter dryer exhaust ducts from 30 to 150 equivalent feet* in length.