Vacuum Breaker Hose
Gumis team has developed the solution to prevent black residue in the toilet bowl. Black residue comes from hoses in the water line containing black rubber. In time, chlorine in water slowly destroys the rubber lining which ends up in the toilet bowl. We can replace all rubber hose on the water line to the toilet bowl including:
Gumis vacuum breaker hose is a textile reinforced black rubber hose with a white lining on the inside that is resistant to chlorine and other chemicals, preventing the appearance of black residue in the toilet bowl. It can withstand the pressure of 15 bars.