Alkalinity Plus – 8KG $34.77 Alkalinity Plus - 8KG quantity Add to cart SKU: 72214A Category: Pool Chemicals Description Description • Increases total alkalinity in swimming pool water Related products HTH® EXTRA Super Shock $9.77 – $149.77 Select options HTH® EXTRA Stabilized Chlorinating Pucks Read more TLC® Surface Cleaner – 1L $17.77 Add to cart 6-Way Test Strips $14.77 Add to cart