OTO Chlorine Test Solution 1/2 oz B7021 | Valterra Blue Devil

Stay on top of your water chemistry with the Valterra Blue Devil OTO Solution B7021, a compact 1/2-ounce reagent refill formulated for precise chlorine level testing in pools and spas. Engineered for seamless compatibility with Blue Devil Test Kits, this solution delivers dependable color-change readings so you can verify that sanitizer concentrations remain within safe parameters. Consistent chlorine monitoring is the cornerstone of crystal-clear water,...

Valterra Blue Devil #1 OTO Chlorine Test Reagent 8 Oz | B7500

Monitor your pool's chlorine concentration with precision using Valterra's #1 OTO Reagent (B7500). This 8-ounce bottle contains a specialized testing liquid formulated for use alongside the Blue Devil Test Kit. The process is simple: introduce a few drops of the reagent into a collected water sample within the test kit, then observe the resulting color shift to determine your current chlorine level. Performing this test...

Phenol Red pH Test Solution 1/2 oz B7022 | Valterra Blue Devil

Achieve precise pH readings every time with the Valterra Blue Devil Phenol Red Solution B7022. This 1/2-ounce reagent refill is specially formulated for Blue Devil Test Kits and provides fast, reliable pH analysis for swimming pools and spas. Keeping pH in the ideal range is critical for bather comfort, equipment longevity, and maximizing sanitizer performance. To test, dispense the specified number of drops into your...

Valterra Blue Devil #3 Acid Demand Test Solution 1 Oz | B7043

Achieve well-balanced pool and spa water with the Valterra Blue Devil #3 Solution, a 1-ounce reagent refill designed for determining acid demand and total alkalinity using Blue Devil Test Kits. Both of these measurements play a critical role in water chemistry stability, directly affecting swimmer comfort and the durability of pool surfaces and equipment. Apply the #3 Solution to your collected water sample as outlined...

Valterra Blue Devil #5 Total Alkalinity Test Solution 1/2 Oz | B7045

Monitor the total alkalinity of your swimming pool or spa with precision using the Valterra Blue Devil #5 Solution, a 1/2-ounce reagent refill formulated for Blue Devil Test Kits. Keeping total alkalinity within the recommended range is a cornerstone of sound water chemistry, as it buffers pH against sudden swings and protects pool surfaces and equipment from premature wear. Apply the #5 Solution to your...

Valterra Blue Devil Cyanuric Acid Test Reagent 8 Oz | B7118

Track your pool or spa stabilizer levels accurately with the Valterra Blue Devil Cyanuric Acid Test, an 8-ounce reagent refill made for Blue Devil Test Kits. Cyanuric acid functions as a protective shield for chlorine, slowing its degradation under sunlight and keeping sanitation effective throughout the day. To perform the test, introduce the reagent into a water sample as specified by your test kit instructions,...

Valterra Blue Devil #1 Test Solution 1 Oz | B7041

Maintain confident control over your pool or spa sanitation with the Valterra Blue Devil #1 Solution, a compact 1-ounce reagent refill crafted for Blue Devil Test Kits. This solution measures free chlorine concentration, a vital indicator of how effectively your water is being disinfected. Dispense the specified number of drops into a collected water sample per your kit's guidelines, then compare the resulting hue to...

Valterra Blue Devil #2 Phenol Red Test Solution 1 Oz | B7042

Stay ahead of pH imbalances with the Valterra Blue Devil #2 Solution, a 1-ounce Phenol Red reagent refill purpose-built for Blue Devil Test Kits. Tracking pH in your swimming pool or spa is fundamental to water equilibrium, directly influencing swimmer comfort and how well your sanitizing chemicals perform. To test, dispense the directed amount of #2 Solution into a collected water sample, then reference the...

Valterra Blue Devil 3-Way OTO Chlorine, Bromine & pH Test Kit | B7228

Streamline your water analysis routine with the Valterra Blue Devil 3-Way OTO Test Kit (B7228), an all-in-one solution for checking chlorine, bromine, and pH levels in pools and spas. The kit comes equipped with color-coded sampling vials that make it easy to obtain and interpret readings, plus a sturdy polyethylene storage case that keeps every component organized and ready to use. Key Benefits Three-Parameter Coverage:...

Valterra Blue Devil #1 OTO Chlorine Reagent 32 Oz | B7510

Keep your pool or spa water safely sanitized with the Valterra Blue Devil No.1 OTO Chlorine Level Indicator, a generous 32-ounce reagent refill built specifically for Blue Devil Test Kits. Consistently tracking chlorine concentration is one of the most important steps in protecting swimmers from harmful bacteria and preventing algae buildup. Simply dispense the OTO solution into a water sample according to your test kit...