The Pentair Rainbow All-in-One Test Kit (R151186/78HR) delivers the precision and reliability pool service contractors need for accurate water chemistry analysis. This comprehensive 4-way test kit measures pH, chlorine, acid demand, and total alkalinity with professional-grade accuracy, helping contractors maintain optimal water balance and reduce costly callbacks.

Professional Service Benefits

Streamline your pool service operations with this complete testing solution that includes five reagent bottles, Lucite test cell with wide standards, and detailed instructions. The drop test methodology with color comparator ensures consistent, accurate results that protect your professional reputation and help justify chemical treatment recommendations to clients.

Why Pool Contractors Choose MT Pools

MT Pools understands the demands of pool service professionals. Our superior customer service includes technical support for water chemistry questions, reliable inventory for consistent supply, and wholesale pricing that supports your profit margins on every service call.

Frequently Asked Questions

Order Your Testing Supplies Today

Ensure accurate water chemistry analysis for every service call. Contact MT Pools for wholesale pricing and reliable supply of professional pool testing equipment.