A support bar will be used for big fire damper/ VCD (Volume Control Damper) to separate the damper to several sections.
WITH 20 YEARS OF MACHINERY MANUFACTURE EXPERIENCE
DUCT MACHINE HAS BEEN SELLING TO MORE THAN 128 COUNTRIES AND AREAS
WITH 140,000㎡ FACTORY PRODUCTION AREA
WITH 24 PRODUCT PATENTS
We provide customers with quality products and provide high-quality services
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