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Water Changes
Built for reliability in demanding Australian spa environments
This valve is commonly used where precise water isolation is required and is suitable for both residential and commercial spa applications
Suitable for most residential swim spas and exercise spas
Spa Fresh ULTRA Cal up 500gm CG Water ChangesProduct Description Spa Fresh ULTRA Cal Up 500g is a water balancing treatment specifically formulated to increase calcium hardness levels in spa, hot tub and swim spa water. Maintaining proper calcium hardness is essential for protecting spa equipment, heaters, acrylic surfaces and plumbing components from the damaging effects of soft or aggressive water. Water that is low in calcium hardness can become corrosive, leading to etching of surfaces,