Heavy-duty/Industrial backdraft dampers prevent All of Greenheck's heavy-duty backdraft dampers duct and into the atmosphere
HeavyDuty&IndDampers_catalog.pdf
PI is the static pressure in the return air plenum, Pa is atmospheric pressure, Vex is the velocity of air exiting the AHU through the exhaust air damper,
airbase_12994.pdf
Easy to install ventilation solution Ceiling cover kit available Powered Damper Actuator (TO ATMOSPHERE) TP629 - Ø150 Back Draft Damper
Catalogue-Page-Purge.pdf
requirements of fire and smoke dampers They are equipped with a thermal link and are factory-assembled with an actuator Gravity, Backdraft, or Barometric
PUBL-7211.pdf
DAMPER SPECIFICATION SHEET FOR GRAVITY OPERATED BACK DRAFT distortion at test pressures) through the body to atmosphere at differential pressure
SPECIFICATION_70965.pdf
Damper 6 x 6 x 6 Wye 4” Deco Grille 4” Sleeve with Backdraft charts reflect airflow measurements taken at 68°F (20°C) at 1 atmosphere pressure
iaq-bvs_spec.pdf
Universal Sleeve w/ Backdraft Damper Backdraft Dampers should be inserted Airflow measurements taken at 68°F (20°C) at 1 atmosphere pressure
VentergySeries_IAQ-BVS-KIT_Spec-and-IOM_ALL.pdf
Powerful air flow performance • Low loss foil backdraft damper is standard on all models • Internal thermal motor cut out protection
Residential-Section-A.pdf
FAK-II Kits for models without motorized dampers II will regulate airflow in supply, return, or exhaust duct systems The active control element of the
Aldes_FAK-II-MD_Specs.pdf