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Prevents metal staining and scale formation in new pool surfaces during start-up
turn pump off and put valve in either close or filter position for a minimum of 6 hours
It forms flexible
Lowers pH in spa and hot tub water
The Pentair Clean & Clear Plus 320 and Waterway Crystal Water 325 systems each require four (4) cartridges for a complete replacement
GLI 14' x 28' Rectangle Mesh Safety Cover, Green | 20-1428RE-SAP-GRN Filters Prevents metal staining and scale14' x 28' Rectangle Mesh Safety Cover with no step extension, green color. Our Secur A Pool Safety Cover is renowned in the industry for its strength, durability and ease of installation. In addition, it is a maintenance free cover that provides pool owner complete peace of mind during the off season that their pool investment is not only protected against the elements, but also, will not pose a danger to unexpected visitors. Features and Benefits:
