Test Strips - Insta Test 4 Plus
For use with Granular Chlorine only. Use these test strips on a regular basis to check chlorine, pH, alkalinity and total hardness levels in your Softub. 50 count. See Baqua Spa Test Strips if you use the Baqua Spa system.
|Dimensions||8.25 × 4 × 1.5 in|