The FAMCO PRD Pressure Relief / Barometric Damper is commonly used to relieve built up pressure in zoned duct system that could potentially cause damage to HVAC equipment. The sliding weight can be adjusted to open when a certain pressure is reached. All zone systems should have a pressure relief system installed. Quality constructed in 28 gauge Galvanized steel. The FAMCO PRD Pressure Relief / Barometric Damper come in a range diameter sizes: 6 inch, 7 inch, 8 inch, 10 inch, 12 inch, 14 inch, 16 inch, and 18 inch. The FAMCO PRD Pressure Relief / Barometric Damper is manufactured by Famco in the United States and comes with a 1-year warranty against product defects and workmanship. If you have any questions about this product, please refer to the FAQs above or feel free to contact us by phone or email.
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OUR PRODUCT GUARANTEE FAMCO prides itself on Quality Built Products manufactured from quality raw materials. All products are guaranteed to be free of defective material or workmanship for a period of one year from the date of delivery. During the guarantee period, if any parts prove defective, they will be replaced free of charge. Please click 
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