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Allen Service – Boulder Specializes in HVAC Installation, Repairs & Replacement

In business since 1962, Allen Service has earned our reputation for quality HVAC installation, repair and replacement services with affordable pricing in the Boulder, CO area. We are now expanding to Boulder, CO with Allen Service – Boulder and bringing the same stellar customer service and expert HVAC installation, repair and replacement services with us.

Due to its stunning scenery and wonderful weather, Colorado is a great place to raise a family or open a business. However, adjusting to the mountain altitudes and seasonal changes can be a bit of a challenge. Winters can produce blizzard-like conditions, with snow sometimes lingering until May, while the long dog days of summer are full of heat and sunshine. For over 60 years, Allen Service – Boulder has looked out for the HVAC needs of our neighbors throughout the state. We’ll keep you warm and cozy in the winter and help you beat the heat during the summer. We’re a quick phone call away if you need an HVAC installation or replacement in the Boulder area. Trust our heating and air conditioning experts today!

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Why Choose Our Local Heating & Air Conditioning Experts?

Our highly trained, uniformed heating and air conditioning experts provide HVAC maintenance, installations, and replacements year-round. Our HVAC technicians are fully licensed, bonded, and insured, and we keep our trucks well-stocked to offer prompt and dependable service. From standard limited warranties on materials, components, and labor to our Two-Year No-Lemon Guarantee, we back our workmanship to ensure your satisfaction. Allen Service – Boulder is proud to be “the name you know and trust” to oversee your heating and cooling systems.

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Keep Your Cool With Our Efficient Air Conditioning Installation &Repair Services

Once the snow has thawed and sunshiny days are just around the corner, it pays to have peace of mind that your air conditioning is up to the task of keeping you cool. If you’ve noticed a recent spike in your energy bills, it could be time for an HVAC replacement or tune-up. Our technicians would be happy to inspect your unit, make any necessary repairs, and suggest suitable replacements as a last resort. Rely on us for comprehensive residential and commercial air conditioning services, including the following:

  • Emergency cooling repairs
  • Air conditioning installation and replacement
  • Central air conditioning repairs and installation
  • Air conditioning repairs
  • Air conditioning tune-ups
  • Air purification system installation and repairs
  • Ductless mini-split system installation and repairs
  • Energy-efficiency services
  • Indoor air quality services

Stay Safe With Our Residential & Commercial Heating Services

Whether you need a thermostat repair or a boiler tank upgrade, you can count on Allen Service – Boulder for all your Boulder HVAC replacement and installation needs. Let our experienced technicians keep you safe and content this winter. We can service just about any make or model of furnace, boiler, or heat pump from well-known brands, including Bryant, Carrier, Lennox, and Trane. Get five-star treatment by trained professionals when you call us for any of the following residential or commercial heating services:


  • Heating and furnace installation
  • Boiler installation and repairs
  • Heating repair services
  • Furnace installation services
  • Furnace repair services
  • Furnace tune-ups
  • Heat pump repair and maintenance
  • Energy-efficiency services
  • Air humidifier installation services
  • Allen’s Service Partner Plan

Live Your Best Life With Reliable Year-Round HVAC Services

Boulder often tops the list of the happiest cities in the United States, thanks to its booming job market, picturesque mountain views, and comfortable conditions. Ensure you’re living your best Rocky Mountains lifestyle with reliable heating and cooling services from Allen Service – Boulder. We’ll keep your home or office toasty all winter and breezy during the summer, so that you can enjoy nature’s beauty. Contact us today to schedule Boulder HVAC services. Ask about our financing options and payment plans to give you more flexibility while maximizing your year-round comfort. We’re always here for you!

Finance Now

Financing Options from GreenSky a Goldman Sachs Company
Finance Your Project
Plan 4123
Plan 1063
Plan 2720
Plan 6160
Financing for the GreenSky® consumer loan program is provided by Equal Opportunity Lenders. GreenSky® is a registered trademark of GreenSky, LLC, a subsidiary of Goldman Sachs Bank USA. NMLS #1416362. Loans originated by Goldman Sachs are issued by Goldman Sachs Bank USA, Salt Lake City Branch. NMLS #208156.

Allen Service – Boulder will soon offer Electrical and Plumbing services!

You Deserve Service This Good!TM