HBV-C放空式（可带阻火网）呼吸阀

HBV-B接管式（可带阻火网）呼吸阀

HBV-JT夹套保温式（可带阻火网）呼吸阀

HBV-DC放空式（可带阻火网）单呼阀

HBV-DX（可带阻火网）单吸阀

HBV-DB接管式（可带阻火网）单呼阀