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Sirona 82114 Defend is a liquid scale and stain prevention formula designed for use in spas and hot tubs. It uses a unique blend of organic polymers to prevent the buildup of mineral deposits (scale) and stains caused by metals like iron and copper. Key Features & Benefits:
Prevents Scale Formation: The primary function is to prevent h
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Use this product and it works well.
J
John · October 27, 2026
I do t like this brand at all. It don’t work and cost me more or the same as spa gaurd. This one don’t work. And after a year of buying it. I am done.