O & W Heating and Cooling and Furnace, boiler, water heater install & repair

O & W Heating and Cooling provides comprehensive HVAC and plumbing services throughout Milwaukee and surrounding communities, including Oak Creek, Franklin, Greenfield, Wauwatosa, and Glendale. Our experienced technicians specialize in the installation, repair, and maintenance of furnaces, boilers, air conditioning systems, and water heaters—both tankless and traditional tank models. We understand that comfort can't wait, which is why we offer emergency services for urgent heating, cooling, and hot water issues. From routine maintenance checks that keep your systems running efficiently to complete system installations, our team works with all makes and models to ensure your home maintains comfortable temperatures year-round. Our service lineup includes: • Furnace and boiler installation, repair, and maintenance • Air conditioning system services • Gas water heater installation and repairs • Emergency HVAC services • Comprehensive plumbing solutions • Tankless water heater systems As a local Milwaukee area service provider, we understand the unique climate challenges our region faces—from sweltering summers to frigid winters. We focus on delivering reliable solutions that help maintain comfortable indoor temperatures while addressing your hot water needs efficiently. Contact O & W Heating and Cooling today to schedule your service appointment in the greater Milwaukee area.