Hayward Cartridge Filter Element 175 Square Feet for X-Stream CC1750 Series pipe-size_1/2" The commercial Model 72 pumps

The commercial Model 72 pumps are 3-phase and require a motor starter (item #B9V24AXR62)

the Badu Pro-II E Variable Speed Pump is an excellent choice

This is a replacement Hayward Filter Head with New Vent Valve for Perflex EC65

H400 Millivolt/Electronic Ignition Pool and Spa/Hot Tub Heaters

Hayward Cartridge Filter Element 175 Square Feet for X-Stream CC1750 Series pipe-size_1/2" The commercial Model 72 pumpsThe Hayward CCX1750RE filter cartridge has a media area of 175 square feet and is made of superior reinforced polyester pleated material with molded end caps. The precision engineered extruded core design provides maximum water flow while reducing energy cost. The reusable filter cartridge provides a high degree of water clarity and longer filter cycles. Hayward filter elements are designed to meet NSF's high quality performance and durability