U.S. Pool Supply Deluxe Pool Chlorine Floater Dispenser - 3" Tablets, 7" Diameter - Inground & Above Ground Swimming Pools - Large Floating Chlorinator, Adjustable Flow for Balanced Chemical Delivery

U.S. Pool Supply Pool Chlorine Floater, Chlorine Tablet Floater, Floating Dispenser - 3 inch Tablets, Inground Swimming Pool, Heavy-Duty Chlorinator Adjustable Flow

Xtremeclear 3" Swimming Pool Chlorine Tablets 99% Pure Tri-Chlor| Long Lasting & Slow Dissolving | Pro-Grade Pool Sanitizer | 5 Pounds Bucket

EASYTEST 7-Way Pool Test Strips, 150 Strips Water Chemical Testing for Hot tub and Spa, Accurate Test Bromine, Total Alkalinity, pH, Free Chlorine, Total Hardness, Cyanuric Acid, and Total Chlorine