Will not affect pools pH levels
Best results are obtained when surface and air temperatures are above 60°F and below 100°F
LayorCare Neutral Sealer (Water-Based) - 1 Gallon covers up to 1000 sq ft*
• Product covers approximately 600-1000 sq ft per gallon per single coat application
CAL BLOCK Size:8 Ounce Finger Spray Will not affect pools pHIs a safe, non toxic, invisible, multi surface protectant that is specifically formulated to "Block" calcium and hard scale from building up and damaging your pool tiles and water features, allowing future calcium to be easily removed off any treated surface. Easily applied to glass, porcelain and ceramic pool tile, concrete, rock features, travertine and concrete pavers, metal and more. Apply every 3 6 months to greatly reduce calcium, scale,