Cal-Oso Backflow Services

Company Overview

Secure approved backflow prevention systems, evaluation, service, and configuration solutions in the Riverside area, San Bernardino, and San Diego County. We offer reliable and licensed backflow testing solutions. We are Authorized (#1109590), Protected, and Covered.

Hi, thank you Cal-Oso Backflow Services. Boasting over 6 years of expertise in water management, ranging from main water lines and services to residential valves and backflow preventers. We stand by our services and value our service quality. You can trust that you will be happy with what we offer. Thank you again for trusting Cal-Oso Backflow Services.