FAMCO PRESSURE RELIEF Barometric Damper
FAMCO Pressure Relief Barometric Damper relieves built-up pressure in duct systems. Common application used in conjunction with Zoning Systems. Prevents damage to HVAC Equipment.
An ideal Damper for relieving built-up air pressure in HVAC Air Systems. Common application includes pressure relief in Zone Damper systems when multiple dampers are closed. Air Pressure opens damper and allows excess Supply Duct air to be "Dumped" back into the HVAC System Air Return Duct or other default location.
- Sliding weight on external damper arm can be adjusted to open damper plate when a certain pressure is reached.
- Foam Seal prevents back pressure leakage
- Heavy gauge Galvanized Metal construction
- Available in Round Duct sizes 6", 7", 8", 10", 12", 14", 16", 18"
Manufactured in USA by FRESH AIR MANUFACTURING COMPANY
PRD 6 - 6" Duct / 7" Length
PRD 7 - 7" Duct / 8" Length
PRD 8 - 8" Duct / 9"Length
PRD 10 - 10" Duct / 11" Length
PRD 12 - 12" Duct / 13" Length
PRD 14 - 14" Duct / 15" Length
PRD 16 - 16" Duct / 17" Length
PRD 18 - 18" Duct / 19" Length
DOWNLOAD PRODUCT SPECIFICATION SHEET FOR PRESSURE DROP INFORMATION


