Original Hi-Vac® Suction Hose. 2" x 25m / 82 feet. 50mm ID, 61mm OD. The number 1 suction hose used extensively on vacuum tankers to aid the cleaning of portable toilets and waste tanks. Offers durability and flexibility over standard PVC hose on mobile waste collection applications (e.g. Septic and Slurry tank pumping). 0.95 bar vacuum rating. H/D polyethylene yellow & black ducting with an integral crush recoverable helix. Complete with tight-welded cuffs.