The Pfefer “Wat-Air” overflow type roll film washer injects air into the water stream to increase turbulence, ensuring fast efficient washing. Films are washed in as little as 4 minutes. This model Wat-Air washer holds up to four 35mm or two 120 stainless steel reels. The washer is used and has cosmetic marks from previous use and hard water. Connection hose with garden hose thread fitting.