🤮 噁心水缸 你可能用緊咁既水

[@kschow4238]

Peter, Thanks for sharing 😅

[@ChequeInMaw]

最鍾意睇你,長知識👍

[@imchingip]

長知識！謝謝你Peter!

[@chengmark6357]

Hi Peter Gor, thanks for sharing👍👍👍

[@hong191084]

謝謝分享！

[@Piggy5123-ic8ym]

Thank you!

[@sumwong5082]

thanks Peter 😊👍

[@o0li553]

加單向閥

[@paintingdecorating2331]

單向閥是可以防止逆向倒流。但如果冷熱水水壓不平均都係冇用。

[@leolee-u7h]

👍