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Ships within 48 hours · Estimated delivery Oct 13 - Oct 18
Add 1/2 oz of Foam Down to spa water
Pentair 400010
minimizing premature wear
this valve is designed for professional installations and retrofit projects
and fewer mid-season changes
Calcium Chloride 50 Lb Pool Grade Bag For Water Hardness Control compatible valves Add 1/2 oz of FoamCalcium Chloride 50 lb Pool Grade Bag for Water Hardness Control Intro Designed for pool owners who want consistent water balance, Duckies Pool Supply Calcium Chloride 50 lb pool grade bag raises calcium hardness safely and efficiently. The dry, pelletized formulation dissolves relatively quickly, helping protect plaster, concrete, and metal equipment from corrosion and surface etching while supporting effective sanitization. This bulk bag is ideal
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