PTK07/4way: 4-1 Test Strips (50) (free chlorine, total bromine, pH, alkalinity)
PTK07/5way: 5-1 Test Strips (50) (pH, free chlorine, total chlorine, alkalinity, total hardness)
PTK07/6way: 6-1 Test Strips (50) (pH, free & total chlorine, alkalinity, total hardness, cyanuric acid)
STK07: Salt system test strips (20)
Test Strips