Caldera 74148 | 35 sq ft Aventine Spa Filter Brand_Leisure Time Spa 6″ (15mm) cordierite stone baking

6″ (15mm) cordierite stone baking board

1 x FreshWater III 72606 HO Ozone System

1 x Hot Spring 77180 Rotary Hydromassage Jet

Spa water becomes cloudy when millions of microscopic particles — body oils

Caldera 74148 | 35 sq ft Aventine Spa Filter Brand_Leisure Time Spa 6″ (15mm) cordierite stone bakingThe Caldera 74148 filter cartridge is a factory original replacement for select Caldera Aventine spas. With 35 square feet of filtration across 185 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 what keeps spa water clear and comfortable. Every soak leaves behind body oils, lotions, hair, and fine debris, and the cartridge