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9 Years
experience
Emergency
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Your Trusted HVAC Partner in Wentzville, MO
Founded in 2017, Hoock's Heating & Cooling is a family-owned and operated HVAC business based in Wentzville, Missouri. Our journey began with owner Russ Hoock's passion for HVAC systems, cultivated through formal education at Ranken Technical College and hands-on experience with St. Louis-area HVAC companies. We specialize in furnace repair, AC repair, full system installations, and indoor air quality solutions, prioritizing transparency, upfront pricing, and customer education. Our team of certified technicians delivers 24/7 emergency services with a commitment to resolving issues through active listening and tailored solutions.

We maintain a small-business ethos while expanding our capabilities through investments in continuing education and advanced HVAC technology. Our 10-year parts and labor warranties reflect confidence in our workmanship, and our BBB accreditation underscores our dedication to ethical business practices. With Megan Hoock managing office operations since 2022, we continue to grow while maintaining our core mission of providing honest, quality HVAC services that enhance home comfort and air quality for local residents.
Services
Furnace Repair AC Repair HVAC Installation Ductless Systems Indoor Air Quality Maintenance Plans
Details
  • Year established: 2017
Highlights and features
  • Licensed, Bonded, and Insured Technicians
  • 24/7 Emergency HVAC Services Available
  • 10-Year Parts and Labor Warranty
  • BBB Accredited with Google Guaranteed Status
  • Family-Owned with Local Community Focus
Associations and certifications
  • BBB Accredited Business
What people say
Very helpful & professional Same day service Knowledgeable technicians Professional and friendly Noticeable air quality improvement
Services
Furnace Repair
Our furnace repair service addresses all brands and types of heating equipment with one-year parts and labor warranty. Technicians diagnose issues like thermostat problems, clogged filters, and gas valve malfunctions while providing emergency repairs 24/7. We prioritize identifying root causes to prevent recurring issues and offer maintenance checkups to optimize system performance.
AC Repair
We provide rapid AC repair services for refrigerant issues, compressor failures, and airflow problems with one-year warranty coverage. Our technicians use modern diagnostic tools to resolve insufficient cooling, unusual noises, and water leaks while explaining repair options with upfront pricing. Emergency services ensure minimal disruption to home comfort during peak summer months.
HVAC Installation
Our full HVAC installation includes NO COST consultation, load calculations, and same-day installation with 10-year warranty protection. The process features new components like media filters, electrical upgrades, and surge protection while maintaining clean workspaces. Follow-up visits at six months and one year ensure continued system efficiency and customer satisfaction with American Standard equipment.
Ductless Systems
We install Mitsubishi ductless mini-split systems for room additions and homes without existing ductwork. These zoned solutions improve energy efficiency through targeted temperature control while enhancing air quality with built-in filtration. The systems operate quietly and eliminate duct-related energy losses, making them ideal for garages, lofts, and seasonal rooms.
Indoor Air Quality
Our IAQ services include whole-house humidifiers, dehumidifiers, UV lights, and air purification systems to address allergens and pollutants. These solutions target common issues like dry air, mold growth, and pet dander while improving respiratory health. Upgraded filtration systems enhance HVAC efficiency by reducing equipment strain from airborne particles.
People
Russ Hoock
Owner/Operator
Russ Hoock founded the company in 2017 after completing HVAC education at Ranken Technical College. With prior experience at multiple St. Louis HVAC firms, he identified opportunities to improve customer experience through transparent pricing and comprehensive solutions while maintaining technical excellence in system installations.
Megan Hoock
Office Manager
Megan Hoock transitioned from a registered nursing career to manage office operations in 2022. Her organizational skills and customer service background enhance the company's administrative efficiency while maintaining the family-owned business values that define Hoock's Heating & Cooling's community reputation.
Questions
Do you offer financing options for HVAC services?
Yes, we provide 0% APR financing through Wells Fargo for qualifying HVAC installations and major repairs, subject to credit approval. Special terms apply for approved applicants.
What brands of HVAC equipment do you install?
We specialize in American Standard equipment installations, known for durability and energy efficiency. Our partnership includes access to advanced technology systems tested for long-term performance.
What areas do you service?
We serve Wentzville and surrounding communities including O'Fallon, Lake St. Louis, Dardenne Prairie, St. Peters, and other St. Charles County locations.
Are you licensed and insured for HVAC work?
Yes, we maintain full licensing, bonding, and insurance coverage for all HVAC services. Our technicians hold current certifications for safe and code-compliant installations and repairs.
Do you provide emergency HVAC services?
We offer 24/7 emergency repair services for furnace and AC failures. Our technicians respond promptly to urgent heating and cooling issues with after-hours availability.
What warranties do you offer on installations?
Residential HVAC installations include 10-year parts and labor warranty. Commercial systems receive 5-year parts and 1-year labor coverage. Repair warranties vary by service type.