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Chemical resistance — Inert to mineral acids
and bearings alike
these strips support weekly testing to keep water balanced
Compatible with Olympic ACM-88ABS/LA skimmer setups
it keeps treatment simple and predictable
Haviland Durachlor Hardness Increaser Size:4 lb Chemical resistance — Inert toThe Durachlor Hardness Increaser product is used to raise the total calcium hardness level in swimming pools. If proper calcium levels are maintained you can prevent the etching, pitting, and similar problems to the surfaces of plaster, masonary, and concrete pools. Raises calcium hardness levels Prevents surface corrosion Chlorine based
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