Available in 5–20 in. sizes, Model TMD520 introduces fresh air into building through air intake damper that is controlled by microprocessor-based ventilation interface. Made of galvanized steel, single-blade damper operates up to 1 in. wc. and features adjustable damper position range stops. Unit is shipped as power open/spring closed but can be field-converted to power close/spring open. Applications include apartment complexes, condos, single family homes, and light commercial dwellings.
This story is related to the following:Ventilation System Dampers |