Expert AC Repair, Installation & Maintenance in Wallingford, CT and Beyond!
When the summer heat hits Wallingford, CT, you need reliable, energy-efficient cooling you can count on. At X-Treme Temp Heating & Cooling, we specialize in air conditioning services including AC repair, AC installation, and seasonal maintenance for homeowners and businesses in Wallingford, North Haven, Middletown, and nearby Connecticut towns. Whether your AC unit is blowing warm air, won’t turn on, or you’re looking to upgrade to a high-efficiency system, our licensed HVAC technicians are here to help.
Call us today at 203-815-6851 or contact us online to schedule expert AC services that keep your home cool and comfortable.
X-TREME TEMP Heating & Cooling, LLC
Your Comfort Matters

Air Conditioning Service FAQs
In Wallingford, CT, it’s recommended to schedule professional air conditioning maintenance twice a year—once in early spring and again after peak summer use. Regular maintenance helps ensure your AC system runs efficiently during humid Connecticut summers and reduces the risk of breakdowns. During a tune-up, HVAC technicians clean coils, check refrigerant levels, test system components, and optimize airflow. Routine service not only extends the lifespan of your unit but also lowers energy bills. For dependable AC maintenance in Wallingford, trust local HVAC professionals who understand the region's seasonal demands.
Yes, homeowners in Wallingford, CT may qualify for local and state-level rebates and incentives when upgrading to high-efficiency air conditioning systems. These programs are designed to promote energy efficiency and reduce utility costs. Here are key options to consider:
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Energize Connecticut Rebates
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Offers rebates for ENERGY STAR® certified central air conditioners and heat pumps.
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Rebate amounts vary based on system SEER2 ratings and type of installation.
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Utility Company Incentives
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Eversource and United Illuminating customers may qualify for equipment upgrade incentives or financing options through Home Energy Solutions.
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Federal Tax Credits
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Qualifying high-efficiency systems may be eligible for federal tax credits under the Inflation Reduction Act (up to $2,000 for heat pumps).
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Always consult with a licensed HVAC contractor in Wallingford to confirm eligibility and handle proper documentation.
Deciding whether to repair or replace an aging AC system in Wallingford, CT depends on several key factors. Here’s how to evaluate your best option:
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Age of the Unit
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If your system is over 12–15 years old, replacement is often more cost-effective.
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Repair Frequency and Costs
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Frequent or costly repairs may signal the need for a new system.
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Energy Efficiency
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Older units are typically less efficient and lead to higher energy bills.
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Home Comfort and Performance
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Uneven cooling or excessive noise can indicate outdated equipment.
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Rebates and Incentives
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Local rebates for high-efficiency systems can offset the cost of replacement.
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A professional HVAC inspection in Wallingford can help you make the best decision.
If your AC is blowing warm air, it’s a sign that something’s not working correctly. Common causes include:
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Clogged air filter – Restricted airflow can cause the system to overheat.
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Low refrigerant levels – Without enough refrigerant, your AC can’t cool the air properly.
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Dirty evaporator or condenser coils – Prevents efficient heat transfer.
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Thermostat issues – It may be set to “fan only” or be misreading room temperature.
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Electrical problems – A failed capacitor or contactor can stop the compressor from working.
Always start by checking the thermostat and air filter. If the issue continues, call a professional HVAC technician to diagnose and repair the system safely.
Yes, during a Connecticut heat wave, it’s common for your air conditioner to run continuously—especially in the afternoon. Your system is working harder to overcome:
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Extreme outdoor temperatures – AC units are designed for around 95°F; anything higher pushes their limits.
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High indoor humidity – Your AC also removes moisture, so it works longer.
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Poor insulation or duct leaks – Causes cool air loss and longer run times.
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Undersized or aging units – May struggle to keep up with demand.
If your home never reaches the set temperature, or energy bills spike, it may be time to inspect for airflow issues, refrigerant loss, or consider an AC upgrade.
Low refrigerant levels can cause your air conditioner to underperform, especially during summer. Here are signs your AC may need a recharge:
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Warm air blowing from vents despite the system running
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Ice forming on the refrigerant lines or the evaporator coil
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Water leaks from melted ice
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Longer cooling cycles that don’t reach the set temperature
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Hissing or bubbling sounds from the outdoor unit (indicating a leak)
Low refrigerant usually means there’s a leak—and that needs to be professionally repaired before recharging. Running your AC with low refrigerant can damage the compressor, so schedule a service visit promptly.
Local AC Experts Serving Wallingford Since 2012
As a family- and veteran-owned HVAC company, we’ve proudly served the Wallingford area for over a decade. Our fully licensed, EPA-certified team delivers honest, expert service for central air conditioners, ductless mini-splits, and heat pump systems. We’re known for fast diagnostics, fair pricing, and top-quality workmanship — no pushy sales, just reliable cooling you can trust.
Our Air Conditioning Services in Wallingford Include:
Air Conditioning Repair - Strange noises? Poor airflow? AC not cooling your home? We provide fast, affordable AC repair in Wallingford, CT, working on all brands and models to restore your comfort quickly. AC Installation & Replacement - If your air conditioner is over 10 years old or needs constant repairs, we’ll help you choose and install a modern, energy-efficient cooling system that lowers your bills and keeps you comfortable all summer. Ask about our ductless mini-split installation and air conditioning replacement services in Wallingford. AC Maintenance & Tune-Ups - Prevent breakdowns and improve energy efficiency with annual air conditioning maintenance in Wallingford. Our AC tune-ups include coil cleaning, refrigerant checks, air filter replacement, and more, helping your system run like new.
Why Wallingford Homeowners Choose X-Treme Temp:
Family-owned & veteran-led since 2012 Licensed & insured HVAC professionals A+ BBB rating Certified to service all AC brands & models Honest quotes with no pressure Friendly, on-time, and local
Contact X-Treme Temp Heating and Cooling For All Your AC Service Needs
Why should people choose X-Treme over another heating and cooling company? Based on our core values you will receive the best experience for your heating and cooling needs. At X-Treme Temp Heating & Cooling, LLC, your comfort matters as we are committed to giving our customers the BEST quality of care.
Call us at 203-815-6851 or Schedule AC Service Online today for expert air conditioning repair, installation, and maintenance in Wallingford, CT and surrounding areas like North Haven, Middletown, East Haven, and Branford.