Test Strips View cart “Aqua Comb” has been added to your cart. $14.99 Add to cart Add to Wishlist Category: Spa Chemicals Tags: hot tub test strips, hot tub testing strips, robarb test strips, spa test strips Description Description Test Spa water for PH, Alkalinity, Bromine and Chlorine levels. 50 Test Strips per package Related products FROG @Ease 3-Pack Replacements (for Spas) $54.99 Add to cart 303 Aerospace Protectant Spray 32oz $32.95 Add to cart Spa 56 – Chlorinating Granules $32.99 – $75.99 Select options Foam Down 32oz. $29.99 Add to cart