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Real price ranges for Castle Rock homeowners. Get a free on-site estimate when you're ready.
HVAC repair costs in Castle Rock typically range from $150 for a simple thermostat or wiring fix to $600-$900 for major component repair like an igniter, blower motor, or capacitor. Full system replacement runs considerably more: a new furnace properly sized for Castle Rock's elevation typically costs $4,000-$8,000 installed, and a new AC system runs $4,500-$9,000 depending on home size and efficiency rating.
The main factors affecting cost are the specific component that failed, system age and brand, whether ductwork needs modification, and — critically at this elevation — whether the replacement system is sized correctly for altitude. An undersized system installed by someone unfamiliar with Castle Rock's elevation will underperform and cost more to run.
DIY HVAC repair carries real risk beyond just doing it wrong. Furnaces involve gas lines and combustion, and improper repair can create a carbon monoxide hazard. AC systems involve refrigerant, which requires EPA certification to handle legally. This is not a homeowner project.
A proper quote should specify the exact issue, parts and labor cost, and for replacements, the system size (in BTUs or tonnage) and efficiency rating, adjusted for Castle Rock's elevation. We provide all of this in writing before you decide.
The best way to know your project cost is a free on-site assessment. We give you a clear price — no surprises.
Most furnace repairs run $150-$600 depending on the part involved, while full replacement typically runs $4,000-$8,000 for a properly sized, altitude-correct system. We give you an exact price after diagnosing the issue on-site.
AC repairs typically range from $150 for a simple fix to $800 or more for major component replacement like a compressor. We always diagnose first and quote before any work begins.
Yes, no-heat and no-cooling calls are treated as same-day priority. We understand these aren't problems that can wait, especially during a Castle Rock cold snap or heat wave.
At 6,200 feet, thinner air affects combustion efficiency for furnaces and heat transfer for AC systems, so equipment has to work harder and needs to be sized correctly for altitude to perform well.
It depends on the system's age and the cost of the needed repair. As a general rule, if a repair costs more than a third of a new system and your unit is over 12-15 years old, replacement is usually the better value. We'll give you an honest comparison.
Yes, we diagnose and repair all major residential furnace and air conditioner brands, not just one manufacturer's equipment.
Diagnosis and repair pricing is provided upfront before any work begins. Replacement estimates are always free with no obligation.
We regularly serve Parker, Highlands Ranch, Franktown, Larkspur, and Lone Tree in addition to Castle Rock and greater Douglas County.