Structure of Rubber Hot Water Bag
A rubber hot water bag is a kind of rubber sheet-like product, which is a thin plastic bag used for storing hot water. An empty bag made of rubber, usually square, with a hot water inlet and outlet at one end, sealed with a plug, mostly a screw plug. Its use method is to pour hot water to play the role of heating. It is composed of a hollow rubber bag body, metal screw mouth, metal, and...
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