Darlly 40371 FC-2380 C-4637 PC-2380 PRB37-IN Spa/Pool Filter Cartridge aquaflo A heat recovery control unit

A heat recovery control unit helps manage compatible recovery-system functions without including a heater assembly

Filter cartridge for compatible applications using FC-2401

25 inch slip sizing supports intended fit

this submersible pump helps support dependable water movement and stronger long-term service confidence

The Sta-Rite S8D110 compatibility and 53 square foot application give this product practical value because complete grid packs work best when the replacement matches the intended filter family and operating size closely

Darlly 40371 FC-2380 C-4637 PC-2380 PRB37-IN Spa/Pool Filter Cartridge aquaflo A heat recovery control unitThe Darlly 40371 filter cartridge is made for compatible filtration systems that require 35 square feet of media with 2 1 8 inch top and bottom openings. Its 4 15 16 inch diameter and 13 5 16 inch length provide a compact but efficient design for housings that depend on these precise measurements. Not every cartridge replacement is about moving up in size. Often, the best result comes from choosing the exact dimensions the system was originally