Designed to sanitize in-ground swimming pools up to 45
Sealing occurs at end caps — fit and performance are not affected
Replace your entire filter cartridge set in one order
This test kit uses 2 oz reagent bottles
Inspect the O-ring for any nicks or flat spots before reassembly
Spa Refresh Gallon – Premium Spa Water Treatment, Water Softener & Hot Tub Enhancer ULTRAB2 Designed to sanitize in-ground swimmingSpa Refresh by inSPAration is the next level in spa water treatment. This premium spa water enhancer moisturizes skin, reduces irritation, and helps mask strong chemical odors leaving your spa, pool, or hot tub water soft, fresh, and inviting. Key Features & Benefits Transform your spa or hot tub into a skin friendly retreat with Spa Refresh Gallon by inSPAration. Formulated as an oil free, water soluble hot tub water treatment, it counteracts the