HVAC installation Los Angeles

When your air conditioner breaks down on a scorching day in Los Angeles County, you need fast, reliable repair. At Leo's Air Conditioning & Heating, we specialize in diagnosing and fixing all AC makes and models — from central air systems to ductless mini-splits. Our NATE-certified technicians arrive on time, fully equipped, and ready to restore your comfort. Common repairs include refrigerant leaks, frozen coils, faulty compressors, capacitor issues, and thermostat malfunctions. We also offer comprehensive maintenance plans to prevent breakdowns, improve efficiency, and extend your system's lifespan. A seasonal tune-up includes cleaning coils, checking electrical components, testing refrigerant levels, and calibrating thermostats. For commercial properties, we provide scheduled maintenance to minimize downtime. With 24/7 emergency service, we're always here when you need us. Don't sweat the heat — trust Leo's for honest, upfront pricing and work guaranteed. Call today to schedule your AC repair or tune-up in Los Angeles County.

Keep your home or business warm and energy-efficient with professional heating installation and replacement from Leo's Air Conditioning & Heating. Serving Los Angeles County residents, we help you choose the right furnace, boiler, or heat pump based on your space, budget, and efficiency goals. Our team handles everything from load calculations to proper sizing and seamless installation. If your heating system is over 15 years old, requires frequent repairs, or drives up utility bills, it may be time for a replacement. We’ll remove your old unit and install a new high-efficiency model that meets current standards. For new construction or additions, we design and install ductwork and heating zones tailored to your needs. All installations include a one-year warranty on parts and labor, with extended warranties available through maintenance agreements. We work with all major brands and offer financing options. Stay cozy all winter — contact Leo's for a free heating replacement quote in Los Angeles County.

HVAC emergencies don’t wait for business hours, and neither do we. Leo's Air Conditioning & Heating provides 24-hour emergency service for residential and commercial customers across Los Angeles County. Whether it’s a dead AC in August, a furnace that won’t ignite in January, or a gas smell from your heating unit, our on-call technicians respond quickly to prevent property damage and restore comfort. We prioritize emergency calls and arrive with a fully stocked truck to handle most repairs on the spot. Common emergencies include complete system shutdowns, frozen evaporator coils, electrical failures, blown capacitors, refrigerant leaks, and malfunctioning thermostats. Our transparent pricing means no overtime surprises — we charge our standard rates even for late-night calls. For commercial clients, we understand that a broken HVAC system can disrupt business operations and even force closures. That’s why we offer priority dispatch for restaurants, retail stores, offices, and medical facilities. Don’t suffer through extreme temperatures. Save our number now and call anytime for fast, reliable emergency HVAC service in Los Angeles County.