This replacement filter cartridge is precision-engineered for Hydropool hot tubs and swim spas requiring 75 square feet of filtration surface. Featuring advanced pleated polyester media, this cartridge captures debris, body oils, lotions, and contaminants as small as 10-15 microns—ensuring your spa water remains sparkling clean between chemical treatments and maintenance cycles.
Compatible Part Numbers:
- Hydropool 4520008
- Direct OEM-fit replacement
- Fits multiple Hydropool hot tub and swim spa models
