The newest addition to the famous Warthog family of sewer nozzles, the WV - 1/4 is designed to clean 2" to 4" (50 mm to 100 mm) lines found in both commercial and domestic residential applications. Featuring the revolutionary Stoneage maintenance free design, it has virtually eliminated the need for field maintenance and replacing seals. Cut roots, clear grease and other blockages easily. Saving time and maximising profits.