Crystal Water 325 Square Foot Cartridge Filter - 2-1/2 Inch fitting-connection_Snap-On Astral Vertical Sand Filters are

Astral Vertical Sand Filters are backed with a 15-year limited warranty on the tank shell

For venting Max-E-Therm and MasterTemp Heaters

This is a Techmark Spa Air Switch Latching DPDT 20 Amps TDI

and is 115 Volts with a 5-50 GPM

Crystal Water 325 Square Foot Cartridge Filter - 2-1/2 Inch fitting-connection_Snap-On Astral Vertical Sand Filters areThis Waterway Crystal Water Cartridge Filter is 325 square feet with 2 1 2 connections to maximize flow. Max residential flow for this model is 120 GPM. The 2 1 2 inch internals may be reduced for 2 or 1 1 2 inch piping. The Crystal Water Cartridge filters are the only filters on the market with 2 1 2 inch internal piping which improves flow and reduces system noise when using 2 1 2, 2 or 1 1 2 inch plumbing. The Crystal Water Cartridge Filters have a