hose ramps Hose Ramps & Hose Bridges HYTRANS Hose Ramp. 8 lines of 150mm / 6 inch large diameter hose. HYTRANS Hose Bridge. For hoses up to 300mm / 12" HYTRANS Hose Bridge. For hoses up to 300mm / 12 inch. HYTRANS Hose Bridge Box. HYTRANS Hose Bridge Box.