Bubble Tight Dampers-FAQQA1

Jan 27, 2026, 16:17
Are bubble tight dampers tested at the factory before shipment?
Unique title : Bubble Tight Dampers-FAQQA1
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Yes, all bubble tight dampers are tested to AMCA Standard 500D for bubble tightness prior to shipment.  Testing certificates are shipped with the dampers to the job site.  Additional copies are kept at Greenheck if needed.
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