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Welcome to COPPERLAB
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Is the damper spring loaded or is it a gravity damper?
Our vents feature a gravity operated flapper. Our flappers are made of they same material as the ordered vent. With our design there is no benefit for a spring in the damper.
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Address:Copperlab, LLC1899 Gillespie WayEl Cajon, CA 92020
Working Days/Hours:Mon - Fri / 8:00AM - 4:30PM
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