HVAC Essentials is your one-stop shop for reliable heating, cooling, and indoor comfort solutions. With over 70 years of experience, our skilled technicians provide expert HVAC installation, system repairs, diagnostics, and preventative maintenance to keep homes and businesses comfortable year-round. We specialize in furnace and heat pump services, air conditioning installation, ductwork design, smart thermostat installation, indoor air quality solutions, and energy-efficient system upgrades. From seasonal tune-ups to emergency service calls and custom HVAC systems for homes, HVAC Essentials delivers dependable service and superior comfort solutions you can trust.

The health and safety of your family is a priority. We understand the potential dangers of mold growth in your home and how it negatively affects your comfort, health, and your home's integrity. You would rather have peace of mind knowing that the indoor air you are breathing is free of abnormal mold and that your home is free of other hidden safety hazards. The presence of abnormal mold compromises the integrity of your structure and the quality of your air, and unless identified and mitigated, it can continue to get worse if action is not taken. Sherlock Homes & Mold Inspection is your premier Home Inspector in Northern California specializing in effective, reliable mold investigations. Sherlock Homes & Mold Inspection is the only Nationally Certified Inspection Company in Northern California specializing in mold, home inspection, radon, allergens, mycotoxins, and EMF. Serving Sonoma and Marin County, CA.