Business Details
Emergency
services
Your Trusted HVAC Partner in Columbus, OH
Big Walnut has been a trusted provider of HVAC solutions since our founding. With over 12 years of industry experience, we specialize in heating, cooling, and indoor air quality services for residential, commercial, and industrial clients across Central Ohio. Our team of professionally trained technicians prioritizes customer satisfaction through quality craftsmanship, competitive pricing, and personalized service. We offer comprehensive solutions including equipment installation, repair, maintenance, and emergency services for all makes and models. Our commitment to excellence extends to energy-efficient products, tax credit-eligible HVAC systems, and residential generator installations.We serve Marengo, Columbus, and surrounding communities with prompt response times and flexible scheduling. Our family-owned business maintains transparency in pricing and operations while delivering reliable solutions tailored to each client's unique needs. Through proactive maintenance plans and 24/7 emergency availability, we ensure uninterrupted comfort for homes and businesses. Our reputation for professionalism and technical expertise has been built through consistent delivery of superior service and lasting customer relationships.
Services
Residential Heating
Residential Cooling
Backup Generators
Indoor Air Quality
Maintenance Plans
Furnace Repair
AC Installation
Duct Cleaning
Hot Water Heaters
Commercial HVAC
Highlights and features
- We offer 12+ years of specialized HVAC expertise across residential and commercial sectors
- Our technicians complete factory-certified training programs annually
- We guarantee written pricing estimates before any service begins
- We maintain 24/7 emergency response availability for critical system failures
- Our NATE-certified technicians complete 40+ hours of continuing education annually
What people say
Dependable service
Family friendly
Professional technicians
Prompt response
Reliable solutions
Services
Residential Heating
We provide complete residential heating solutions including furnace installation, boiler repair, and heating system maintenance. Our NATE-certified technicians service all equipment brands with guaranteed written estimates before work begins. Emergency heating repair services are available 24/7 to restore comfort during critical system failures.
Air Conditioning
Our AC services include system installation, repair, and maintenance for residential and commercial properties. We offer energy-efficient cooling solutions with SEER-rated equipment and refrigerant leak detection. Annual maintenance plans help prevent summer breakdowns while maximizing system efficiency and lifespan.
Indoor Air Quality
We install and service air purification systems, HEPA filters, and whole-home humidifiers to improve indoor air quality. Our solutions address allergens, pollutants, and humidity control for healthier living environments. Professional duct cleaning services remove accumulated debris and contaminants from HVAC systems.
Generator Installation
We specialize in residential generator installation for emergency power during outages. Our standby power systems operate on natural or LP gas with automatic transfer switches. These systems maintain essential home functions during storms or grid failures, including HVAC operation and home office power needs.
Maintenance Plans
Our seasonal maintenance agreements include furnace and AC tune-ups with priority service scheduling. Plans feature discounted parts, system longevity benefits, and guaranteed efficiency improvements. Preventative maintenance reduces emergency repair needs while maintaining manufacturer warranty requirements for HVAC equipment.
People
Bob Anglin
Owner
Bob Anglin leads our team with 15+ years of HVAC industry experience, emphasizing customer satisfaction and technical excellence in every service call.
Questions
What HVAC services do you offer?
We provide complete heating, cooling, and indoor air quality solutions including installation, repair, maintenance, and emergency services for residential and commercial properties.
Do you service all HVAC equipment brands?
Yes, our technicians service and repair all makes and models of heating, cooling, and air quality equipment regardless of brand or age.
What areas do you serve?
We serve Marengo, Columbus, and surrounding Central Ohio communities including Sunbury, Westerville, Galena, and Lewis Center.
Are emergency services available?
Yes, we offer 24/7 emergency HVAC services for urgent heating and cooling system failures.
Do you offer maintenance plans?
Yes, our seasonal maintenance plans include furnace and AC tune-ups with priority service scheduling and parts discounts throughout the year.
Reviews (1)
Cynthia Collmar Obrien
May 06, 2020
Report
33 years after buying house Bob put in whole house air conditioning for us Professional efficient clean how did I ever live without it. Bob has been our go to for years
