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Close-up Of Building Exterior With Air Heat Pump

Local Matters

Discover how private equity is reshaping Austin’s HVAC industry and why choosing locally owned McCullough Heating & Air Conditioning supports the community. Call today!
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ductless mini split blowing air

What Is a Ductless Mini Split?

Curious about ductless mini splits? McCullough Heating & Air Conditioning explains how they work and when to install one. Call (512) 798-0839 to learn more.
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Air Conditioner Repair, Preparing to Charge System

Understanding the 2025 HVAC Refrigerant Mandate: What Austin Homeowners Need to Know

Learn how the 2025 HVAC refrigerant mandate impacts your cooling system. McCullough Heating & Air Conditioning explains what homeowners need to know. Call today!
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HVAC technician replacing AC unit

Why Spring 2025 Might Be the Smartest Time to Replace Your AC System

Thinking about AC replacement? Spring 2025 is the perfect time to upgrade. McCullough Heating & Air Conditioning offers expert service and HVAC installations.
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A woman in a home adjusting a smart thermostat.

What to Set Your Thermostat to in Winter

Wondering what to set your thermostat to in winter? McCullough Heating & Air Conditioning shares expert tips to keep your home cozy and energy-efficient.
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Adult woman sitting on the couch wrapped in a blanket due to heating problems

Why is My Furnace Blowing Cold Air?

Is your furnace blowing cold air instead of keeping your home warm? Learn the common causes and solutions from McCullough Heating & Air Conditioning in Austin.
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McCullough HVAC technician working on a Carrier HVAC unit

What the 2025 Refrigerant Mandate Means for Your Home

Learn how the 2025 refrigerant mandate impacts your HVAC system. Upgrade now with McCullough Heating & Air Conditioning to lock in savings and boost efficiency before costs rise on new freon in 2025!
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McCullough’s Austin Energy HVAC Rebates Increased by 35%!

Learn how to save on energy-efficient HVAC systems in Austin! McCullough’s Austin Energy rebates have jumped 35% in 2024, giving homeowners significant savings.
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Technician checking air conditioning operation, detecting refrigerant leaks.

What You Need to Know About the New Refrigerant Phaseout and How It Affects Your AC System

Learn about the new refrigerant phaseout and how it impacts your AC system. McCullough Heating & Air Conditioning has the insights you need.
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