Background Checked and Drug Tested

We make sure our employees at Xtreme Air Services pass background checks and drug tests. We only hire the best workers – then we train them to an even higher standard.

Licensed, Registered, Insured Workers

Each of our HVAC technicians is fully registered, licensed and carries general liability and workers compensation insurance. We’re certified refrigerant handlers too.

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Air Conditioning Contractor in Sunnyvale

Expert air conditioning installation and replacement, dependable, energy-efficient cooling sized right for your home and built to last. Same-day service available.

Same-Day Service, 6 Days a Week
🛡 Licensed, Bonded & Insured
4.8★ Across 2,900+ Reviews
100% Satisfaction Guarantee

In Sunnyvale, homes range from older rural-style houses along US-80 to newer subdivision builds, so cooling needs change from block to block. That’s why picking the right air conditioning contractor matters more here than in a neighborhood where every house looks the same. Xtreme Air Services is a family-owned HVAC, plumbing, and electrical contractor based at 308 U.S. 80 Frontage Rd in Sunnyvale, licensed under HVAC License #TACLA29023C, with a 4.8-star rating across 2,900+ reviews and 17 years serving North Texas since 2009.

This page covers the air conditioning services we handle, from putting in a brand new system to sizing it right, upgrading an old one, or financing the whole project. Read through each section below to see what fits your home, then call us with questions or to get on the schedule. Our point is simple: whatever stage your cooling project is in, from first-time install to a system that just gave out, we help you choose the right path and do the work done right the first time.

Call Xtreme Air Services today to schedule a free AC consultation with a licensed technician.

What’s Covered on This Page

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AC Replacement Keeps Sunnyvale Homes Cool

Your AC is old, it’s struggling, and you’re starting to wonder if this is the summer it finally quits for good. That’s when AC replacement earns its keep. This service takes out your current unit, ties in the new one to your existing ductwork, and sizes the equipment to match your home instead of guessing.

HVAC installation tools and duct parts on Sunnyvale service van workbench

A lot of Sunnyvale properties are older, rural-style homes, and plenty of those systems are close to the end. Replacement is different from installation work on this page – it assumes a system is already there and needs to come out. If you’ve never had central air before, you’d want an installation service instead, not a replacement.

Here’s what usually happens during a replacement job:

  • Removing and disposing of the old unit
  • Checking your existing ductwork for fit
  • Sizing the new system to your home’s actual needs
  • Connecting and testing the new equipment before we leave

And yes, this is the step people put off longer than they should. An aging system doesn’t always die all at once – it just gets worse, room by room, bill by bill.

AC Replacement in Sunnyvale

Central Air Conditioning Installation For Ducted Comfort

See our main service page for related service information. our main service page our main service page

Maybe you’re still cooling your house with window units, or your home has ductwork but no central system tied into it yet. Central air conditioning installation is built for exactly that. We connect indoor and outdoor units to your ducts, existing or new, so one system cools the whole house instead of room by room.

This service is for ducted, whole-home setups. That’s the key difference between this and the broader A/C system installation entity on this page, which covers any unit type, including ductless options for homes or additions where ducts don’t make sense.

A central system means:

  • One thermostat controlling the whole home
  • Consistent airflow through existing or new ductwork
  • No window units blocking views or letting in outside air

If your home was built with ducts already in place, this is often the easier path. We’ll walk your attic and check duct condition before recommending equipment, so you’re not paying for capacity your ductwork can’t deliver.

Central Air Conditioning Installation

A/C System Installation Covers Every Unit Type

Not every building needs a ducted system. Maybe you’ve got a workshop, an addition, or a home where running new ductwork just isn’t practical. A/C system installation is the broader category here, covering split systems, packaged units, and ductless setups matched to your building’s actual layout.

Think of this as the umbrella service. Central air conditioning installation, covered above, is the ducted-specific version of the same work. If you’re not sure which one fits, that’s a normal question, and it’s exactly what our consultation conversation is for.

A few scenarios where non-ducted options come up:

  • Additions or converted garages without existing ductwork
  • Older homes where running new ducts would be costly or invasive
  • Business owners cooling one zone without touching the rest of the building

Our technicians are licensed and insured, and background-checked before they ever step into your home. That matters more when you’re choosing between system types – you want someone explaining tradeoffs, not just pushing whatever’s on the truck.

A/C System Installation in Sunnyvale

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High-Efficiency AC Upgrades Cut Energy Use

Your current system still runs. It just runs a lot, and your energy bill shows it every August. High-efficiency AC upgrades are for homeowners who want to get ahead of that, swapping in higher-rated equipment before anything breaks down.

North Texas summers bring long stretches of 95-degree-plus days, and that kind of heat puts efficiency high on a lot of households’ list. This is a proactive choice, not a reactive one. AC replacement, covered earlier on this page, usually starts from a system failure. An efficiency upgrade starts from a decision to spend less on cooling before the old unit forces your hand.

The equipment itself often looks similar to standard replacement options, but the reason behind it is different. You’re not stuck without cooling. You’re choosing to run your system less to get the same comfort.

Ready to replace an aging system? See our full AC Replacement in Sunnyvale page for details.

High-Efficiency AC Upgrades

Whole-House Air Conditioning Balances Every Room

Ever notice the upstairs bedroom is always five degrees warmer than the living room? That’s a whole-house air conditioning problem, not just a thermostat setting. This service focuses on the comfort outcome across every room in your home, using zoning and airflow balance alongside your ductwork and ceiling ventilation.

Homeowner and dog outside Sunnyvale house with new AC unit installed

Sunnyvale’s mix of larger-lot homes and additions often leads to uneven airflow between rooms – a system that cools the main house fine but leaves an add-on space stuffy and warm. Whole-house air conditioning is the comfort goal. Central air conditioning installation, covered earlier, is the physical system that makes that goal possible in the first place.

Signs this might be your issue:

  • One or two rooms that never feel as cool as the rest
  • An addition or bonus room that fights the rest of the house
  • Vents that barely push air compared to others in the home

We look at the whole airflow picture, not just the equipment, before recommending a fix. (, this is the part most people overthink.)

Whole-House Air Conditioning

New Construction AC Fits Homes Built From Scratch

Building a new home, or buying into one of the newer subdivisions going up around Sunnyvale? New construction AC is for houses that don’t have any cooling system yet at all. This serves homes with no prior AC, which sets it apart from AC replacement, where an existing unit gets swapped out instead.

Newer subdivisions in Sunnyvale keep adding homes that need a first-time AC system, and getting this right from day one saves a lot of headaches down the road. We size and install the system during construction, paired with a proper load calculation so it fits the home instead of being a rough guess.

This is also where planning-stage conversations matter most. A system installed at the wrong size in a brand-new home is a mistake that gets expensive later, so we take the extra time up front to get the math right before equipment goes in.

New Construction AC in Sunnyvale

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AC System Consultation Guides The Right Choice

What size unit do you need? Ducted or ductless? Standard efficiency or high-efficiency? If you’re not sure, that’s exactly what AC system consultation is for. It’s a walkthrough of your options, your budget, and your home’s layout before any equipment gets picked.

Consultation is the broad advisory conversation. Cooling load calculation, covered next, is the technical sizing step that happens within it. Think of consultation as the conversation, and load calculation as the math behind it.

We talk through:

  • What kind of system fits your home and how it’s built
  • Rough goals for efficiency and comfort
  • Timeline and next steps before committing to equipment

This step doesn’t cost you anything to have the conversation, and it’s the one most homeowners skip when they shouldn’t. Getting this part right up front saves you from a system that’s wrong for your house later.

AC System Consultation

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Cooling Load Calculation Sizes Your System Right

Bigger isn’t always better. That’s a common misconception, and it’s one we run into a lot – an oversized unit tied to a skipped cooling load calculation can cause more humidity and cycling problems than a properly sized one. This service is the technical sizing math: square footage, ceiling height, windows, and insulation all factor in.

Sunnyvale’s mix of custom rural properties and subdivision homes means sizing varies more here than in a uniform neighborhood where every house is a copy of the next. A system sized right for your neighbor’s place down the road might be completely wrong for yours, especially with the range of home styles and lot sizes around Sunnyvale.

This is the technical sizing step inside a consultation, not the wider conversation about system type and budget. It’s math, not opinion, and it’s the part that decides whether your new system keeps up with a Texas summer or struggles the whole season.

Cooling Load Calculation

AC Financing Options Support A New System

A system failure never seems to happen at a convenient time. When it’s the middle of summer and your AC just quit, the last thing you want is a payment plan you have to figure out on your own. AC financing options are discussed up front, before any work begins, so you know what you’re working with before committing to anything.

Multiple financing options exist to fit different situations, whether you’re planning a replacement ahead of time or dealing with a system that failed without warning. We’d rather have that conversation early and clearly than leave you guessing.

This isn’t a separate add-on service you have to ask about specially – it’s part of the same conversation as replacement, installation, or upgrades. If cost is the thing holding you back from fixing a real comfort problem, financing is worth bringing up early.

AC Financing Options

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AC Systems Dismantlement Clears The Way For New Equipment

Old equipment has to go somewhere, and it has to go safely. AC systems dismantlement is the removal and disposal of old equipment ahead of a new installation. It’s the step most people don’t think about until they realize someone has to physically take the old unit out.

Service van in Sunnyvale neighborhood near homes needing AC work

Dismantlement is the removal step within a replacement job, but it also stands on its own for decommissioning unused equipment or switching system types without an immediate new install. Say you’re converting from a window-unit setup to central air, or pulling out an old system before selling the house – dismantlement covers that too, even without a new unit going in right away.

This work matters more than people expect. Old refrigerant, wiring, and equipment need to come out correctly, not just hauled to the curb. We handle the removal so you’re not left figuring out what to do with a dead unit sitting in your yard or attic.

Ventilated ceiling installation rounds out our airflow work for homes that need better ceiling ventilation as part of a whole-house comfort setup, and if repairs come up instead of a new install, we handle Ventilated ceiling repairs too. For temporary cooling needs, we also offer Portable AC services.

AC Systems Dismantlement

Contact Xtreme Air Services now for same-day AC service in Sunnyvale, backed by 17 years of licensed HVAC work in North Texas.

Other Air Conditioning Contractor Services We Handle

We also handle Ventilated ceiling installation, Ventilated ceiling repairs, and Portable AC services across Sunnyvale.

Frequently Asked Questions

Common questions about Air Conditioning Contractor in Sunnyvale

Where is Xtreme Air Services located, and do you serve all of Sunnyvale?

We’re at 308 U.S. 80 Frontage Rd in Sunnyvale, and yes, we serve homes and businesses across the whole city. Whether you’re in an older rural-style house or a newer subdivision build, our licensed technicians come to you. Call ahead to check on parking if you plan to stop by our office before a scheduled job.

What happens during an AC consultation visit?

A licensed technician checks your current system, ductwork, and home layout before recommending anything. We’ll walk your attic if needed, look at duct condition, and talk through your options. You won’t get a sales pitch for equipment your home doesn’t need. The goal is to match the right system to your actual space and cooling needs.

Do I need AC replacement or a brand new installation?

It depends on whether you already have a system in place. Replacement swaps out an aging or failing unit and ties into ductwork that’s already there. Installation is for homes with no central air yet, like ones still running window units. If you’re not sure which applies, describe your setup when you call and we’ll point you the right way.

How do I know if my Sunnyvale home needs central air or a ductless system?

It comes down to your ductwork. If your home has ducts already, or was built to support them, central air conditioning installation is usually the simpler, more cost-effective path. If you’ve got an addition, a converted garage, or an older home where new ductwork would be invasive, a ductless or split system often makes more sense.

Why do older Sunnyvale homes near US-80 have more cooling problems?

Many of these homes have aging ductwork or systems that were sized for a different era of construction. Duct leaks, undersized equipment, and outdated insulation all make rooms uneven and bills higher. Before recommending new equipment, we check your existing ductwork so you’re not paying for capacity it can’t deliver.

Should I upgrade to a high-efficiency system, or just replace what I have?

Replace if your current unit is failing or already unreliable. Choose a high-efficiency upgrade if your system still works but you want lower energy bills before it breaks down. North Texas summers push systems hard, so many homeowners upgrade proactively instead of waiting for a breakdown during the hottest stretch of the year.

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