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A SELF LOCKING SHEET METAL DUCT WITH A SEALANT AND METHOD FOR MANUFACTURING THE DUCT WITH A SEALANT AND INSTALLING THE DUCT WITH A SEALANT
A SELF LOCKING SHEET METAL DUCT WITH A SEALANT AND METHOD FOR MANUFACTURING THE DUCT WITH A SEALANT AND INSTALLING THE DUCT WITH A SEALANT
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机译:带密封剂的自锁片状金属导管以及用密封剂制造导管和用密封剂安装导管的方法
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摘要
A circular sheet metal duct having a sealant applied across the longitudinal seam. The sealant will improve the efficiency and will reduce or eliminate air leakage from the longitudinal seam. The sealant is applied during the manufacturing processes so that an installer does not have to seal the duct work. The method of manufacturing the sealant is provided.
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