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Copper 4 toilet water heater backflow check valve check valve sealing joint 6 points to the wire wire

discount 70% in 2018-09-21 to 2018-09-23
price: USD$ 32.55
freight :USD$18.00,(Express)
freight :USD$7.00,(Postal parcel)
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To the toilet water! Toilet block penetration toilet water return pipe, drinking contaminated water has carcinogenic risk! Human contact with contaminated water will cause various skin diseases! To ensure water security, the protection of family health, please backflow check joint installed in your toilet angle valve! Small things!!

This is a toilet tank check valve, installed in the inlet pipe of each toilet, the toilet water tank to prevent backflow of water, every family to use, some toilet installed several check valve installation, afraid after drink toilet water!



Recently, the circle of friends spread on a toilet with toilet water reflux block will cause cancer news.

"Please don't go to his home in the toilet tank toilet block blue. Toilet blocks are only suitable for dual water supply system of foreign buildings, almost no domestic water supply system of the. Because the main valve and the valve is not a one-way check valve, under the action of negative pressure, water pollution has strong carcinogenic pathogenic effects will flow into the tap water system, called for the immediate cessation of this behavior!"