Rehagen Heating & Cooling, Inc.

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45Years Active

Rehagen Heating & Cooling, Inc.

Name: Rehagen Heating & Cooling, Inc.
Address: 2041 US-63, Westphalia, Missouri, 65085, US
Telephone: (573) 455-2394

4.9 (146 reviews)

2041 US-63, Westphalia, Missouri, 65085

(573) 455-2394 Website Facebook Request Quote

45+ Years Exp.

Closed Loop Loop Types

Residential / Commercial Projects

“

Rehagen Heating and Cooling demonstrates strong response time and reliability, with technicians arriving promptly for service calls and emergency situations, completing installations quickly with supplies on hand, and maintaining consistent performance over years of customer relationships. Technicians display professional knowledge and attention to detail, explaining system operations and maintenance, making informed equipment recommendations, and performing quality installations that result in energy savings and efficient system operation as promised.

Based on Google reviews

About the Contractor

Rehagen Heating & Cooling, Inc. has served Westphalia and central Missouri since 1981 as the region's first geothermal dealer and its highest-volume installer. With more than 3,500 completed WaterFurnace ground-source heat pump installations, the company holds WaterFurnace GeoPro Dealer status and consistently ranks among the top WaterFurnace dealers in the Midwest. NATE-certified technicians are factory-trained specifically in ground-source heat pump systems. Rehagen is also an authorized Daikin Comfort Pro dealer. Their service area spans over 20 central Missouri communities, including Jefferson City, Osage Beach, Rolla, Versailles, and Tuscumbia. Warranty coverage includes a 10-year parts and labor warranty on WaterFurnace 5 and 7 Series systems and a 12-year Daikin parts warranty with optional labor extension. Rehagen handles loop field design, drilling, installation, and long-term service for residential and commercial applications. Free estimates and financing through Optimus are available.

Verified active operator per https://rehagenhvac.com/ + WaterFurnace GeoPro status confirmed on live site (Bundle 5 audit 2026-05-29)

First geothermal dealer in Central Missouri with over 30 years of dedicated expertise, 3,500+ WaterFurnace installations, and #1 geothermal supplier by volume across the Midwest.

Service Details

Years in Business

45 years

Financing

Available

Emergency Service

24/7 Available

Brands Installed

Daikin, WaterFurnace

WaterFurnace

Authorized Dealer

24/7 Emergency

Business Hours

Mon 24h

Tue 24h

Wed 24h

Thu 24h

Fri 24h

Sat 24h

Sun 24h

Service Area

Serves 33 areas across Missouri

California MO Fulton MO Eldon MO Jefferson City MO Linn MO Owensville MO Osage Beach Rich Fountain Russellville St James Sunrise Beach Tuscumbia Vienna Mokane Osage Bend Rocky Mount St Anthony St Thomas Taos Versailles Wardsville New Bloomfield Rolla St Elizabeth Steedman Tipton Vichy +21 more

Regulatory Context

Geothermal Permitting in Missouri

Geothermal heat pump installations in Missouri require specific permits and compliance with state regulations regarding well drilling, loop installation, and refrigerant handling. Contact your local building department for specific requirements in your area.

See full geothermal regulations →

Frequently Asked Questions

How much does a geothermal installation cost in Westphalia, Missouri?

Rehagen Heating & Cooling offers geothermal installations at affordable prices and provides flexible HVAC financing options through Optimus to fit your budget. Contact us at (573) 455-2394 for a free estimate tailored to your specific system needs.

What geothermal brands does Rehagen install in the Westphalia area?

Rehagen is an authorized WaterFurnace GeoPro dealer and also installs Daikin systems. We have installed over 3,500 WaterFurnace ground-source heat pump units and rank #1 in the Midwest for WaterFurnace sales, and we serve all major HVAC brands.

What warranty coverage comes with geothermal systems installed by Rehagen in Westphalia?

WaterFurnace 5 and 7 Series geothermal units include a 10-year parts and labor warranty. Daikin systems are backed by a 12-year parts warranty, with select products offering 12-year unit replacement and lifetime heat exchanger warranties. Optional 12-year labor warranty extensions are also available.

Does Rehagen Heating & Cooling serve towns beyond Westphalia?

Yes, Rehagen serves a 20+ town region in Central Missouri, including Osage Beach, Rolla, Versailles, Tuscumbia, and numerous surrounding communities throughout the area.

Are the technicians at Rehagen certified to install and service geothermal systems?

Yes, all Rehagen technicians are NATE-certified, factory-trained on multiple brands, and specially trained in ground-source heat pump installation and service. They attend ongoing manufacturer training and are fully licensed, insured, and bonded.

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Listing data verified as of: May 29, 2026

24/7 Emergency Service

Regulatory Context

Geothermal Regulations in Missouri

Geothermal heat pump installations in Missouri may require drilling permits, environmental site assessments, and compliance with local well and thermal energy regulations. Requirements vary by jurisdiction and system type (vertical, horizontal, open-loop). Contact your local municipality, state energy office, or a licensed geothermal installer for specific permitting requirements in your area.

Browse all geothermal contractors in Missouri →

Browse Directory

More Geothermal System Contractors in Missouri

Chapman Heating, Cooling, and Plumbing Columbia, Missouri Comfort Doc Heating and Air Columbia, Missouri A Real Geothermal Ground Source Company Liberty, Missouri Superior HVAC Collins, Missouri American Geothermal Columbia, Missouri Classic Aire Care St. Louis, Missouri

Browse all geothermal contractors in Missouri →

Listing data last checked: May 29, 2026

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Tags: Commercial and Residential

Category: Geothermal Contractors

Address: 2041 US-63
Westphalia
Missouri
65085
United States

Website

Business Hours:

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