Poolmaster 2-Way Pool Test Kit with Case 22236 helps make routine pool care faster and more dependable. Poolmaster’s Essential Collection consists of the essential must-have products for customary pool and spa maintenance constructed with durable materials designed to keep your pool sparkling. For use in maintaining your pool/spa’s proper water chemistry, the 2-Way Kit tests for two chemical factors: Chlorine and pH. Comes with round vial test block and 1/2oz. solutions of Phenol Red and OTO with color chart included.Key features Our Test Kit Solutions Are Produced in the USA! For maintaining proper water chemistry Tests for Chlorine and pH Includes round vial test block with matching color caps to solutions and color chart OTO tests for chlorine levels and Phenol Red tests for pH Phenol Red is for use with 2 or 3-Way Test Kits Only – not to be used with 5-Way Test Kits (Note: Phenol Red is not the same as Solution #2 Phenol Red – DO NOT interchange) Note: The #1 solution is sealed to comply with transportation regulations. No other solutions in this kit require sealed caps. Dual (2-Way) Test Kit Quick Reference What to know before orderingConfirm the item number, size, connection, and intended pool application before purchase. Any pole, hose, replacement solution, or other accessory not specifically listed is sold separately.Pool-care help in Peabody, MassachusettsNeed help choosing the right maintenance tool or replacement item? Visit Budget Pools in Peabody. Our team helps pool owners across the North Shore compare fit, size, and application before purchase.