FRUEH: Your Local HVAC Experts in Union, MO
FRUEH in Union, MO is a trusted heating and cooling company serving homes and businesses across the St. Louis region. With deep roots in the community, they understand the local climate—from humid summers to chilly winters—and how it affects your comfort. They focus on reliable, straightforward service to keep your indoor air quality and temperature just right.
Business Overview
FRUEH operates around the clock, offering 24/7 emergency service for those sudden breakdowns. Their team of skilled technicians handles both residential and commercial HVAC needs. Whether it's a historic home in Washington or a modern office in Ballwin, they have the experience to get the job done.
Key Services
FRUEH provides a full range of heating and air conditioning services. Common tasks include:
- Air conditioner repair and installation
- Furnace maintenance and replacement
- Heat pump services
- Duct cleaning and indoor air quality solutions
- Thermostat upgrades and smart home integration
- Commercial HVAC for local businesses
They help homeowners with seasonal tune-ups and businesses with system upgrades to improve efficiency.
Areas Served
FRUEH covers a wide area around Union, MO. This includes O'Fallon, Saint Peters, Ballwin, Manchester, Washington, Dardenne Prairie, Eureka, Ellisville, Murphy, Des Peres, Pacific, Valley Park, Weldon Spring, Cottleville, Saint Clair, High Ridge, Gray Summit, Byrnes Mill, Villa Ridge, Clarkson Valley, LaBarque Creek, and Lake Saint Clair.
Their familiarity with local housing styles—from older brick homes to newer subdivisions—means they know the common HVAC issues in each neighborhood.
Company History
Founded years ago in Union, FRUEH started as a small family operation. Over time, they've grown to serve multiple counties while keeping their focus on personal service. Their growth came from word-of-mouth referrals and consistent workmanship.
Leadership
The owners have decades of combined experience in the HVAC field. They live locally and are involved in community events and trade associations. This hands-on approach means they understand what local customers expect from a heating and cooling company.
Specialties & Highlights
- 24/7 availability for emergencies, no extra after-hours fees
- Knowledge of older home systems common in historic areas like Union and Washington
- Upfront pricing with clear explanations before any work begins
- Focus on energy-efficient solutions to help with Missouri's seasonal extremes
- Local dispatch, so technicians arrive quickly from their Union base
Why Locals Choose FRUEH
Residents and businesses in Union, MO and the surrounding towns turn to FRUEH for dependable HVAC care. They combine long-standing local presence with practical know-how. Their straightforward approach, emergency readiness, and fair pricing make them a go-to choice for heating and air conditioning needs across the region.
Contact Information
FRUEH
: 3 Chad Ln, Union, MO 63084
Business Services
Business Location & Hours
| Mon: | Open 24 hours |
| Tue: | Open 24 hours |
| Wed: | Open 24 hours |
| Thu: | Open 24 hours |
| Fri: | Open 24 hours |
| Sat: | Open 24 hours |
| Sun: | Open 24 hours |



















