생활하수관 배관막히는 것의 예방법은 없는지...
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작성자 김정태 작성일 06-05-16 12:40본문
규격 : 125미리
사업승인 : 2001. 12. 25
생활하수관의 배관청소를 하게되었습니다
상황 : 지하1층의 천정에 노출배관으로 되어잇습
배관이 막히면 물이 역류되므로
노출배관에 체크밸브를 설치하면 된다는데
또 다른 방법은 없는지
여러분의 고견바랍니다
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