Collier Plumbing - Upland, California

Mixed Reviews: One customer reported poor water heater installation quality (missing faceplate, improper connections, etc.) and a dismissive response from the company. Another customer was satisfied with the diagnosis and installation of a gas valve, finding the service polite and professional.
Positive Aspects: Some customers praised the company's technicians for being knowledgeable, cleaning up after themselves, and providing fair pricing.

Review Summary