Model # B
Especially designed to prevent scale formation in spas and hot tubs.
FEATURES:
APPLICATIONS:
Weekly :
SIZE:
16 ounces .
TIPS
Control of calcium can be very challenging, especially in spas. Regular use of Defender will prevent mineral buildup from occurring and causing the spa's heater or equipment to fail. Use as a follow-up to Metal Gon , applied at start-up.
COMPATIBLE WITH
Chlorine, bromine, ozone and biguanide sanitizers.
See more pool chemicals.
The Most Recent Reviews
(5 out of 5 stars) Works without having to add metal out
Reviewed By: Mack ()
Works without having to add metal out every time you top off the spa with water.
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(5 out of 5 stars) defender
Reviewed By: Mike G. from Chugiak, Alaska ()
works as advertised, i don't use much of it because my water is so good but it really works
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