







Top valve
Overhead valve
Spin valve with bottom structure is compared with which with top structure.
Working principle: when the internal piping and tank vacuum, atmospheric pressure will be the valve cover, air enters the system, balance the system pressure, eliminate the effect of vacuum.

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Open the tool →顶阀 (dǐng fá) means “Top valve, Overhead valve”.
顶阀 is pronounced dǐng fá in Mandarin Chinese.
“Top valve” is 顶阀 (dǐng fá) in Chinese.
This page has 2 example sentences using 顶阀, each with pinyin and an English translation.