Lupo 2-in-1 Pool Test Kit Replacement Reagents – Free Chlorine & pH Refill for Pools & Spas | 100 Tests

Premium 2-in-1 Pool Test Kit Replacements

Keep your residential pool or spa water in balance with a reliable, at‑home refill kit. These 2‑in‑1 reagents cover Free Chlorine and pH, delivering up to 100 tests per pack. Designed for convenient testing, they help you monitor water quality without clinic visits or lab delays.

Fast, clear results you can trust

Perform a quick test and receive a clear result in seconds. The color indicators are designed to be easy to read, helping you decide whether to adjust sanitizers or pH adjustments for comfortable, ready‑to‑use water.

• Results in seconds for on‑the‑spot decisions
• Simple color indicators with reliable interpretation
• No need to wait for a pool technician or lab report

Quality you can count on

The reagents use the same respected standards approved by USA Swimming, bringing professional‑grade materials into home testing. This helps you monitor two key water quality parameters with confidence.

• Two essential measurements in one refill
• USA Swimming approved reagents for quality assurance
• Effective across assorted water types and environments

Universal compatibility and practical use

Designed to work with freshwater and saltwater systems, these 2‑in‑1 reagents are compatible with many OTO 2‑in‑1 pool test kits that use liquid reagents. They’re a flexible option for households with multiple water setups or seasonal use.

• Suitable for pools, spas, and hot tubs
• Works with both freshwater and saltwater environments
• Seasonal replacement to maintain testing consistency
• Each pack supports up to 100 individual tests

What’s included

• 1 x OTO reagent
• 1 x Phenol Red reagent
• Fully compatible with any brand of OTO 2-in-1 kits using liquid reagents
• Reagents for 100 tests per pack

Store in a cool, dry place away from direct sunlight. Replace reagents each season to maintain testing reliability and consistency across your pool or spa care routine. With Lupo Global, you’ll have a practical component of home water care that supports steady monitoring and informed adjustments, whether you’re maintaining a family pool or a spa after a soak.