HVAC

AC Installation in Greater Denver Area

Golden West Plumbing, Heating, Air Conditioning, and Electrical

Need AC installation now? Our licensed team delivers code-compliant installs with upfront pricing and same-day estimates. We serve the Greater Denver Area, including Denver, Aurora, and Boulder. We bring local expertise since 2002 and an A+ BBB rating, with a 4.8 rating from 3,738 reviews. Get a free estimate today and be ready before peak summer heat.

Why Choose Us

  • Licensed and insured

    License numbers published: PC.0001534 and EC.0100230

  • A+ BBB rating

    Recognized for trusted service in Denver

  • Since 2002 local pros

    Serving Denver homeowners for over 20 years

  • Upfront, no surprises

    Transparent pricing before work begins

  • 24/7, no overtime fees

    Same-day service and customer-first policies

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Reviews

What Our Customers Say

Customers mention

  • speed1
  • responsiveness1
  • professionalism1

Based on the reviews shown here.

  • Needed a quote on a new AC install and they were able to come out within an hour.
    Troy H.
  • Great technicians... very professional and friendly. Explained each step of the work.
    Whitney K.

FAQs

Frequently asked questions

Still have questions?

What is included in an AC installation process?

An AC installation process includes a home assessment, correct system sizing, professional setup to manufacturer specifications, and post-install verification. It starts with right‑sizing the equipment because proper capacity is the biggest driver of comfort, efficiency, and longevity. Our team installs systems across the Denver metro, including the Westminster area, and tailors recommendations to the home and climate.

What we typically include:

  • In‑home evaluation and load sizing to match your cooling needs
  • Clear options with upfront pricing and available financing (subject to approved credit)
  • Professional installation to manufacturer specs with airflow checks
  • Removal and disposal of your old equipment and performance testing

Free A/C install estimates with same‑day service are available, and we never charge dispatch or service call fees. For some homes, ductless mini‑splits or evaporative coolers can be a better fit, and we support those options too. For safety and reliability, let a licensed HVAC pro handle refrigerant and electrical connections.

Updated: 2026-08-01

Need help in Westminster, CO? Call 720-613-8880 or book online.

How much does it cost to install central air with ductwork?

The cost to install central air with ductwork is confirmed after an on-site evaluation by a licensed HVAC installer. Most of the price reflects correct system sizing and the labor to design and build a duct network that delivers balanced airflow. Seasoned installers price not just by equipment tonnage but by how many rooms must be supplied and returned to hit target pressures. We regularly design systems for homes along the Front Range, including communities near Firestone. Golden West offers a free on-site A/C install estimate.

Key factors that set pricing:

  • Total conditioned square footage and ceiling heights
  • Number and length of supply and return runs, plus duct material and route complexity
  • Equipment efficiency rating, brand options, and thermostat/air quality add-ons
  • Electrical panel capacity, condensate and refrigerant line runs, removal of old equipment, and required testing

Schedule an on-site evaluation to get a firm, itemized quote for your home.

Updated: 2026-07-05

Need help in Firestone, CO? Call 720-613-8880 or book online.

How much does central air installation cost with existing ductwork?

Central air installation with existing ductwork is priced after an in-home evaluation, because your home’s cooling load and site conditions drive the total. The most common cost driver is right-sizing the system so it cools evenly without wasting energy. Our team installs systems across the Denver area and will verify that your current ducts and controls support reliable airflow. We offer a free A/C install estimate. If your ducts are a bit leaky, sealing them can prevent oversizing and keep install costs focused on the equipment, not workaround fixes.

What usually affects the price:

  • System capacity and efficiency rating
  • Duct repairs, sealing, or minor modifications
  • Electrical or refrigerant line updates and code needs
  • Installation access and outdoor unit location

Schedule an in-home assessment to receive an exact, written quote before any work begins.

Updated: 2026-07-18

Need help in Kittredge, CO? Call 720-613-8880 or book online. “Anthony was AWESOME! … he educated and installed a new AC outside unit the same day.” — Ian J.

How Much Does It Cost To Install Central Air Conditioning?

The cost to install central air conditioning is confirmed after an in‑home evaluation because it depends on your home’s size, system type, and installation conditions. The biggest driver is the equipment capacity and efficiency you choose, which must be correctly sized to your home for performance and longevity. We provide a free in‑home install estimate with transparent options and financing available subject to approved credit. We install systems across the Denver area, including homes in Lafayette, with manufacturer‑spec workmanship for lasting results. If your current system needs major repairs and is near the end of its life, replacement is often the better value than piecemeal fixes.

Your final price will reflect these specifics:

  • System capacity and efficiency rating (SEER2/EER2)
  • Ductwork condition or changes needed for proper airflow
  • Installation location and line‑set or drain routing
  • Electrical or thermostat upgrades required

Schedule a free estimate so a technician can right‑size the system and scope any duct or electrical work before pricing.

Updated: 2026-09-05

Need help in Lafayette, CO? Call 720-613-8880 or book online.

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