Replacement parts for Home Series units are available from a separate catalog. VIQUA S2Q-PA Ultraviolet Unit, 3 GPM Port Size: 1/2" MNPT Dimensions: Reactor: 17" X 2.5" Controller: 7.3" X 3.2" X 2.5" Power Consumption: 22 W $429.00 Part # uv911 VIQUA VH200 Ultraviolet Unit, ...