RS Air Conditioning & Heating

RS Air Conditioning & Heating serves Glendora, California as a licensed HVAC contractor holding a California CSLB license. The business maintains a 5.0-star rating across 14 customer reviews, reflecting consistent service quality that homeowners in the area have come to rely on. Operating from 6 AM to 7 PM daily, including weekends, the company provides accessibility for residents seeking climate control solutions outside typical business hours. This contractor focuses on delivering code-compliant installations with an emphasis on proper system sizing, airflow calibration, and performance verification.

What distinguishes this contractor from others in the area is their documented installation methodology. Every system installation follows a structured process beginning with an in-home evaluation that assesses existing ductwork condition, airflow requirements, and energy efficiency before proposing solutions. The company designs each HVAC system based on load calculations tailored to the specific home rather than applying standard templates. Their website emphasizes performance verification, including thermostat calibration and airflow testing, before considering any job complete. The company notes most installations are completed within a single day, minimizing disruption to homeowners.

Customer reviews highlight specific scenarios this contractor has handled. One homeowner described a situation where their heating system needed urgent repair during cold weather, and the team worked through unexpected challenges to ensure the house could be warmed quickly. Another reviewer mentioned their thermostat replacement cost would have exceeded $800 through the original manufacturer, and the contractor provided alternative options that saved hundreds of dollars. A third review described a rooftop system evaluation where the technician walked through the entire system, explaining operation details and suggesting ways to maximize the unit's efficiency. Each scenario reflects problem-solving approaches tailored to the homeowner's specific situation and budget constraints.