This product is mainly used in the noise treatment work of the equipment outlet, such as fan exhaust outlets of wind noise mufling noise-reduction purposes.
D&S Automatic Co.,Ltd. located at the China plumbing town of Fujian Nan'an,It is a professional machine company. We supply you modern facilities,such as faucet, valve, brass fitting, cartridge, brass fittings, teflon tape and all kinds of machines.