ZYC型自力式壓差控制閥，是一種利用介質(zhì)自身的壓力變化進行自我控制而保持流經(jīng)該被控系統(tǒng)介質(zhì)壓差不變的節(jié)能產(chǎn)品。適用于供暖方式采用雙管系統(tǒng)的壓差控制，保證系統(tǒng)的壓差基本不變，減低噪音，平衡阻力，消除熱網(wǎng)的水力失調(diào)。

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