Big Changes Are Coming to AC Systems in 2025—Here’s What Georgetown and Round Rock Homeowners Should Know

If you’re thinking about replacing your HVAC system soon, there’s a major industry change just around the corner you’ll want to plan for. Starting January 1, 2025, all newly manufactured air conditioning systems must switch to newer, more eco-friendly refrigerants. This federal mandate is designed to reduce greenhouse gas emissions and aligns with broader efforts to fight climate change.

But what does that mean for your home—and your wallet—in Georgetown or Round Rock?

What’s Changing?

The refrigerant R-410A, which is currently used in most systems, is being phased out. It’s being replaced by new refrigerants like R-454B and R-32 that have much lower environmental impact. These new refrigerants fall into a category known as A2L, which means they’re slightly flammable and require systems to be designed with more safety features.

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What It Means for You

✅ You can still use your current system
If your air conditioner is running on R-410A, there’s no need to panic. You can continue to use it and have it serviced. The refrigerant and parts will still be available for several years, though prices may slowly rise as availability decreases.

🔧 New systems will follow new rules
Any AC system installed after the start of 2025 must meet the new refrigerant requirements. These systems will be built to safely handle the updated refrigerants, which may include added sensors and shut-off valves for safety.

💰 Expect a bump in cost
With new designs and safety features, the cost of replacing your system in 2025 may go up by 10% to 25% compared to today’s systems. That’s why some homeowners are choosing to replace now to avoid the upcoming price increases.

🏠 Safe when installed properly
Although the new refrigerants are mildly flammable, when installed by licensed HVAC professionals, they are considered safe for residential use. Installers will follow new protocols to ensure everything meets building and fire safety codes.

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Georgetown and Round Rock: Why Timing Matters

Texas summers are no joke, and both Georgetown and Round Rock have been seeing increasingly hot, dry weather. Add in the local growth in new home construction and aging housing stock in neighborhoods like Berry Creek, Teravista, and Forest Creek, and you’ve got many homeowners now weighing whether it’s smarter to upgrade sooner rather than later.

If your system is 10 years or older, this might be the ideal time to lock in a lower cost and avoid uncertainty.

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What You Can Do Now

• Get an HVAC check-up: Find out how old your system is and whether it’s still running efficiently.
  
• Talk to a local expert: A reputable HVAC company can help you compare costs now versus post-2025 and explain what systems qualify for rebates or incentives.
  
• Ask about financing or rebates: Some programs may be available to help offset the cost of early replacement, especially if your home qualifies for local energy efficiency upgrades.
  

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In Summary:

• R-410A is being phased out in 2025.
  
• New refrigerants are better for the environment but come with slightly higher system costs.
  
• You don’t need to replace your current system, but planning ahead could save you money.
  
• Safe installation is critical—work with trusted, certified HVAC professionals.
  
• Georgetown and Round Rock homeowners should evaluate their options before summer 2025.

Want Help Navigating Your Options?

Local companies serving Williamson County are already helping homeowners prepare for the refrigerant change and avoid the price hikes and delays expected in 2025. If comfort, energy efficiency, and long-term value matter to you, now’s a great time to start the conversation.

Talk to the Team at McCullough Heating & Air Conditioning

Based right here in Central Texas, McCullough Heating & Air Conditioning has been locally owned and operated since 1977. We’re proud to be one of the few remaining independent HVAC companies serving Georgetown and Round Rock with a true focus on doing what’s right for our customers, not investors.

When you work with us, you get:

• 0% financing options (with approved credit) to make upgrades more affordable
  
• Installations done the right way—ensuring your new system performs efficiently from day one
  
• Our 100% Satisfaction Guarantee on every system we install
  
• A team that truly cares about your comfort and experience
  

Have questions? Ready for a free estimate or second opinion? Give McCullough Heating & Air a call today. We’re here to help you make a smart, stress-free decision.