Ibifuniko bya Manhole bikozwe mubwubatsi no gukoreshwa kumugaragaro. Manhole igizwe n'ikadiri nigifuniko na / cyangwa gusya.Igifuniko cya manhole kirashobora kurinda neza umutekano wabanyamaguru n’ibinyabiziga, kandi birashobora gukumira neza imvura nandi mazi yinjira.Igifuniko cya Manhole kigomba kuba cyoroshye kandi kitarimo umwobo, guhanagura umwobo, kugoreka cyangwa izindi nenge zose.
Igifuniko: Bitumen yumukara Buri cyemezo cyumuntu kugarukira kuri 3mm ntarengwa
Icyiciro: AA1900KN, AA2 600KN, A1 400KN, A2 230KN, B 125KN, C30KN
Shira icyuma cya Grease Intereptor C / W Gushimisha Biremereye, Umufuka wurufunguzo & Aluminium Strainer.