Expert AC Services in Phoenix, AZ

From fast repairs to full installations, we provide reliable, energy-efficient cooling solutions that keep your home comfortable all summer long.

Our Services

At ThermoKnights LLC, we specialize in delivering high-quality air conditioning services tailored to your comfort needs. Whether you’re dealing with a sudden breakdown, planning an upgrade, or looking to maintain your system’s peak performance, our skilled technicians have you covered.

HVAC Repair

When your HVAC system fails, comfort can disappear fast — especially in Phoenix’s extreme weather. Our technicians respond quickly to get your system back up and running, using advanced tools to diagnose and fix problems for long-lasting results.

We repair:

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Air conditioning units that aren’t cooling properly

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Heating systems that fail to warm your home

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Refrigerant leaks and compressor issues

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Electrical and thermostat malfunctions

Technician connecting refrigerant lines to an air conditioner unit outdoors.
HVAC technician in a mask working on an air conditioning unit outside.

HVAC Maintenance

Regular maintenance keeps your system running efficiently, lowers utility bills, and helps avoid expensive breakdowns. We provide thorough tune-ups to prepare your HVAC for both summer heat and winter chill.

Our maintenance service includes:

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Cleaning coils and components for optimal airflow

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Replacing dirty air filters

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Checking refrigerant levels and adjusting as needed

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Testing thermostat accuracy and system controls

HVAC Installation

A new, high-efficiency HVAC system can transform your home’s comfort while saving you money on energy costs. We handle the entire installation process with precision and care.

Our installation service includes:

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Free in-home consultation to assess your needs

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Professional removal of your old system

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Expert installation of top-brand HVAC units

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Complete testing to ensure peak performance

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Hand holding remote control, aimed at white air conditioner on a wall.

Home HVAC Upgrades

Modern technology can make your home more comfortable, efficient, and eco-friendly. We help you choose the right upgrades to match your lifestyle and goals.

We offer upgrades like:

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Smart thermostat installation for better temperature control

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Zoning systems to heat or cool specific areas

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Ductwork improvements for improved airflow

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High-efficiency HVAC replacements to reduce energy costs