Merwin Heating & Cooling | Licensed HVAC Services in Beaver Dam, WI

Your safety is our priority. If you suspect carbon monoxide—such as noticing symptoms like headaches, dizziness, or a yellow burner flame—leave your home immediately and call 911. Then, contact Merwin Heating & Cooling. As your local HVAC experts for over 74 years, we provide urgent inspections and repairs to identify and fix issues like cracked heat exchangers or improper venting. We also recommend and install carbon monoxide detectors as a critical safety measure for every Beaver Dam household.

Poor indoor air quality is a common concern, especially during our Wisconsin seasons when homes are sealed tight. We offer solutions tailored to Beaver Dam homes, including advanced air filtration systems, UV light air purifiers to combat mold and bacteria, and humidification/dehumidification services. Our team can assess your specific needs—whether it's managing allergens, dust, or dry winter air—and recommend a system that works with your existing HVAC to create a healthier living environment for your family.

Yes, absolutely. For over seven decades, we've been a reliable local provider of heating fuels. We deliver propane gas and heating oil to keep your home warm and your appliances running. We also supply gasoline and diesel fuel. Our focus is on dependable, scheduled deliveries and emergency service when you need it most, ensuring you never run out during a harsh Beaver Dam winter. It's all part of our comprehensive commitment to serving our community's energy needs.