Quote Originally Posted by van_wilder View Post
have it done by professionals. kng nasa loob dapat maayos yun angle para hindi ma-drain out and maayos ang water proofing.
Quote Originally Posted by Killa View Post
tnx sirs sa mga advise...

meron po ba kayong mai-rekomenda na pang waterproofing? ok na ba yun naka-sahara at naka elastomeric paint na sya? tsaka, may idea kaya kayo gaano kalalim o kalaki dapat ang gutter kung mga 30sqm - 40sqm and roof concerned?

tnx again.
pag inside gutter dapat concrete and 10 in deep by 8 in wide OK na as long as sloping towards the drain. Ensure lang na at opposite ends dapat my gutter drain ka.

for waterproofing, meron yung Boysen just check sa mga hardwares. Meron din yung membrane type...but mas mahirap application. For better workmanship try to contact yung mga professional industrial painters....