AQUAFORTE GUV-SERIES UV-C UNITS WITH PL LAMPS AquaForte introduces a new series of UV-C units with PL lamps. The housing has a special “quick lock”connection for easy quartz sleeve cleaning. Fitted with 3 connections: 3 hose tail connections 20/25/32/40mm and a UV sight glass.The 18/24/36 watt lamps have a special “helix” shape interior to extend the exposure time inside the unit which garantuees a good contact with the UV-C radiation