发布时间:2025-01-30 03:25:58
分体的可以不用电磁阀的,只要循环泵,但是普通的一般都要,使用球阀的可以不用电磁阀,不过很少。太阳能热水器除了集热器在低处的需要用到增压泵其他很少用到的
地暖只有三个分阀门但我家有六个房间是不是卧室没铺地暖卧室不热啊
2025-01-30 03:25:58 2025-01-30 03:25:58 2025-01-30 03:25:58 2025-01-30 03:25:58 2025-01-30 03:25:58 2025-01-30 03:25:58 2025-01-30 03:25:58 2025-01-30 03:25:58 2025-01-30 03:25:58 2025-01-30 03:25:58 2025-01-30 03:25:58 2025-01-30 03:25:58 2025-01-30 03:25:58 2025-01-30 03:25:58 2025-01-30 03:25:58 2025-01-30 03:25:58 2025-01-30 03:25:58 2025-01-30 03:25:58 2025-01-30 03:25:58 2025-01-30 03:25:58 2025-01-30 03:25:58 2025-01-30 03:25:58 2025-01-30 03:25:58