Electrical Service

Leave the electrical work to the experts. Now offering electrical repair and service.

Furnace Repair

Keep your furnace working smoothly with repairs from our team.

Furnace Maintenance

Regular furnace maintenance will help keep you warm!

Furnace Installation

In need of a furnace installation? You can trust our team!

Ductless HVAC

Enjoy the convenience of a ductless HVAC installation, repair, or maintenance.

Indoor Air Quality

Breathe easier with professional IAQ system installations and service.

Heating & Cooling, Furnace Replacement, Electrical Repair, Furnace Repair & Heating ServiceThornton, CO, Broomfield, CO, Boulder, CO, Lafayette, CO, Westminster, CO & Erie, CO

Trane HVAC SystemFor your residential requirements, no one measures up to Kappler Mechanical. No matter the challenges of local weather extremes, we’ve got you covered. From our depth of expertise to a broad selection of innovations from such industry leaders as Amana, Trane, and Mitsubishi, we cater to the demands of your specific home and create a perfectly comfortable and enjoyable living space.

At the same time, we minimize the impact on your budget and the environment. We are your premier choice for skilled HVAC design/installation, replacement, beneficial maintenance, and every type of repair anywhere across Broomfield, Thornton, Westminster, Superior, Lafayette, Erie, Louisville & Boulder, CO.

Ulysis came to our house today to do a standard 6-month check-up on our furnace and air conditioner. He wore a mask, as required. He had protection on his shoes to keep the carpets clean, and was unfailingly polite and thorough.


They worked in a timely manner. Adrian explained every detail of the work and how to operate the unit and he asked me multiple times if I had questions. I am very happy I went with this company and would recommend them highly. I will be using them for any maintenance I need.


Brent came out and took the time to go through our house and understand our cooling needs. We got a couple different options with pros/cons. I’m confident we made the right decision. Super friendly guy and very knowledgeable!


Read More Write a Review

Broomfield’s Trusted HVAC Company & Local Electrician

What can you expect when you contact Kappler Mechanical for heating service, AC service or electrical work? Total customer satisfaction. Our entire staff is committed to earning your business. From a quick response to exemplary customer service, we seek to provide a rewarding experience. We hire and train NATE-certified technicians, an industry-standard certification.

With over seventy combined years of industry experience, every call is answered by a licensed, trained professional. Call (720) 513-6481 to speak with an expert HVAC service provider in Broomfield, Thornton, Westminster, Superior, Lafayette, Erie, Louisville & Boulder, CO.


Local Contractors of Mitsubishi Ductless Heating &
Cooling Systems


Ductless HVAC systems provide effortless heating and cooling without the mess or worry of a major home renovation. Kappler Mechanical is a Mitsubishi Premier Diamond Contractor. As such, our company specializes in the installation, replacement, and maintenance of Mitsubishi’s innovative ductless units. Now you can enjoy total comfort and healthier air with ductless technology from Mitsubishi. Contact us today to learn more.

For superior heating and cooling solutions in Broomfield County & the Boulder Metropolitan Area, call on Kappler Mechanical!

At Kappler Mechanical, we deliver unmatched reliability from your HVAC equipment through meticulous repair, installation, and maintenance. Whatever your needs, we can help you achieve your goals for indoor comfort. We offer an extensive selection of heating and cooling products, including ductless units, air conditioners, furnaces, as well as variable-speed units.

Heating Repair & Electrical Repair in Boulder, CO | Heating Installation in Louisville, CO | Furnace Installation Superior, CO

At Kappler Mechanical, we aim to provide the best HVAC products known for their efficiency and reliability. We also offer home automation systems from the industry’s leading manufacturers. Contact us today to request heating or AC repair service or schedule an appointment.

Electrical Repair & Service Now Available

In our efforts to achieve total customer satisfaction, Kappler Mechanical has added an experienced electrician to our team. Now you can contact our HVAC and Electrical Company for a comprehensive range of electrical services, from general repairs and installations to panel upgrades and at-home EV charging stations.

Electrical ServiceFurnace InstallationFurnace Repair Near MeHVAC RepairAC Service ∴ Boulder, CO ∴ Lafayette, CO ∴ Broomfield, CO

Special Offers
Up To
0% Financing*
On Your New HVAC System (*with approved credit)
Learn More
Kappler Comfort Club
Make HVAC Maintenance A Breeze.
Learn More
We Install Only The Best Quality HVAC Systems.

Family owned and operated, Kappler Mechanical represents excellence in HVAC. Supporting top-of-the-line heating, cooling, air quality, and water heating options with exacting quality of workmanship, we achieve greater efficiency, reliability, and convenience. Put us in charge of your comfort in Broomfield County & the Boulder Metropolitan Area, and we’ll answer with cost-saving and sustainable solutions.

Give us a call at (720) 513-6481 for a free estimate with no restrictions, and we’ll answer with prompt action, NATE-and EPA-certified technicians, and outstanding value from your investment. Our dedication is obvious from start-to-finish and evidenced by our 5-star Google My Business rating. We Beat the Heat and Rule the Cool!

Get Your Free Estimate