Caldera 73531 | 75 sq ft Utopia Spa Filter Brand_Quadra-Fire weaker jet performance

weaker jet performance

Dishwasher safe or wash in warm soapy water

The GFK-160A Blower Fan Kit works for Quadrafire

High-quality casting

A tired or undersized filter forces everything else to compensate: the water goes dull

Caldera 73531 | 75 sq ft Utopia Spa Filter Brand_Quadra-Fire weaker jet performanceThe Caldera 73531 filter cartridge is a factory original replacement covering a wide range of Caldera spas. With 75 square feet of filtration across 260 pleats of heavy duty polyester, it delivers more efficient filtration and better water clarity so you spend less time cleaning and more time enjoying your hot tub. Filtration is the quiet backbone of good spa water. Every soak leaves behind body oils, lotions, hair, and fine debris, and the cartridge