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1. All sizes available.
2. Cast iron.3. Surface is treated with epoxy powder, galvanized, painted, dacromet, ETC4. FM, UL approved.5. Exported abroad directly from our own factories, so the price is competitive.6. OEM acceptable, or according to customers' special requirements
FM/UL reducing coupling (victaulic type)
Weifang Changsheng Pipe Co.,Ltd
