A/C Services in
Southern New Hampshire
Keeping New England Homes Comfortable, Efficient, and Cool
At Black Oak Heating & Cooling, we understand what it takes to stay cool when New England summer heat hits hard. Our EPA-certified team specializes in air conditioning repair, maintenance, and replacement for homes across Southern New Hampshire — bringing honest work, reliable service, and long-term comfort you can count on.
Preventative Maintenance
Keep Your System Running Smooth
All Season Long
A well-maintained A/C system runs quieter, lasts longer, and costs less to operate.
With regular maintenance from Black Oak, you’ll prevent small issues from becoming big repairs and keep your energy bills in check.
Our Seasonal A/C Tune-Ups Include:
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Cleaning and inspecting coils & blower components
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Checking refrigerant levels and pressures
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Tightening electrical connections
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Testing safety controls and temperature accuracy
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Verifying airflow and thermostat calibration
We recommend one maintenance visit per year before the summer season starts to ensure maximum performance and efficiency.
Reliable Air Condition Repair
When your system stops keeping up, we’re here to help — fast. Our technicians diagnose and repair a wide range of A/C issues, from low refrigerant and electrical faults to airflow problems and frozen coils.
We work on all major brands and system types, ensuring your home gets back to comfortable temperatures without unnecessary upsells or guesswork.
Common Repairs We Handle:
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A/C not blowing cold air
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Frozen or leaking coils
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Electrical or wiring issues
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Weak airflow or uneven cooling
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Thermostat malfunctions
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Loud or unusual system noises
Every repair is performed by an EPA-certified technician using safe, approved refrigerant handling and industry-standard diagnostics.
A/C Replacement & Installation
Trusted Guidance. Professional Results.
When repair costs outweigh the benefits, our team provides honest recommendations to help you choose the best system for your home and budget. We handle standard split systems and air handlers, ensuring your installation is code-compliant and optimized for efficiency.
We focus on proper sizing, safe refrigerant setup, and long-term reliability — not just quick installs. Whether you’re upgrading an aging unit or replacing a failed system, we’ll make sure your new setup delivers consistent cooling and comfort.
How Can We Help?