Hellow guys, Welcome to my website, and you are watching (쇼츠 13) 보일러 분배기에서 각 방 밸브는 환수 라인에 연결하시면 더 좋아요Each room valve is connected to the return line광고#shorts. and this vIdeo is uploaded by 감동누수(내손으로TV),기술편 at 2023-03-22T21:18:42-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.