Welcome to RSM Mechanical

We are your trusted HVAC contractor serving both residential and commercial clients in San Diego, CA. RSM Mechanical specializes in delivering top-tier heating, ventilation, and air conditioning solutions tailored to your needs. With years of experience, we take pride in providing reliable and efficient HVAC services that improve your comfort while optimizing energy performance. Our comprehensive range of services includes air conditioner installation to beat the summer heat, precise duct installation for improved airflow, and innovative mini split installation for seamless temperature control. Whether you need fast and reliable HVAC repairs, ongoing HVAC maintenance, or expert installations for new construction HVAC projects, our dedicated team is here to ensure your system operates at its best.

At RSM Mechanical, we understand the importance of maintaining comfort in your home or business. Our specialists provide custom solutions designed to enhance air quality, reduce energy costs, and create a comfortable indoor environment year-round. From upgrading outdated systems to ensuring the efficiency of newly installed units, we are committed to exceeding your expectations with every service. Experience exceptional service and long-lasting results from a team that truly cares. Discover why businesses and homeowners across San Diego trust RSM Mechanical for total comfort and peace of mind. Contact us today to schedule your next HVAC service.