Sale Related Products Heater coil $99.95 Replacement full cover $500.00 Replacement Heater Box $500.00 Filter $69.95 $49.95 In stock Quantity Add to cart Description Official replacement filters for Aqua Spa. Each Aqua Spa purchase comes included with 1 filter. **IMPORTANT** THESE FILTERS SHOULD ONLY BE USED ON AQUA SPAS. THEY ARE PURPOSE MADE FOR AQUA SPAS. DO NOT USE THESE FILTERS ON ANY OTHER BRAND OF SPA. Reviews (0) Add a Review Category: Accessories. Tag: spa filter twin pack|twin pack filter.