Amazon有卖，没用回水管，有sensor valve，热水管里的冷水泵到冷水管里

来源: sneezy888 于 2024-11-09 16:09:29 [旧帖] [给我悄悄话] 本文已被阅读：次

PUMP AND BYPASS VALVE

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.