- Services
Full-Service
HVAC Solutions
Residential and commercial heating, cooling, refrigeration, and indoor air
quality — done right since 1978.
- Family Owned Since 1978
- Licensed & Insured
- 24/7 Emergency Service
- Financing Available
Our HVAC Services
Comprehensive heating, cooling, and refrigeration for homes and businesses across the
Frankfort area.
Heating Services
Furnaces, boilers, heat pumps and radiant systems — installed, repaired, and maintained.
- Furnace repair & installation
- Boilers & radiant heat
- Heat pump service
- Annual tune-ups
Cooling Services
Central AC, mini-splits, and heat pumps — keep cool with high-efficiency systems.
- Central AC repair
- Ductless mini-splits
- Refrigerant service
- Spring tune-ups
Commercial HVAC
Rooftop units, refrigeration, ventilation, and maintenance contracts for businesses.
- Rooftop unit service
- Walk-in refrigeration
- Maintenance contracts
- Emergency repair
Residential HVAC
Whole-home comfort, indoor air quality, and seasonal service for your family.
- System installation
- IAQ & filtration
- Smart thermostats
- Maintenance plans
Maintenance Plans
Seasonal tune-ups, priority service, and discounted repairs all year long.
- Spring AC tune-ups
- Fall furnace tune-ups
- Priority dispatch
- 15% off repairs
Indoor Air Quality
Filtration, humidity, ventilation and air balancing for healthier indoor air.
- High-efficiency filtration
- Humidifiers
- UV purification
- Air balancing
Refrigeration
Commercial refrigeration sales, service, and emergency repair.
- Walk-in coolers & freezers
- Refrigeration cases
- Compressor service
- Leak repair
Installation & Replacement
New systems, ductwork, zoning, and high-efficiency upgrades.
- Whole-system installs
- Ductwork & zoning
- High-efficiency retrofits
- Smart home integration
Residential HVAC
Keep your home comfortable year-round with professional heating, cooling, air quality, and maintenance services.
Commercial HVAC
Support your building, business, or facility with dependable commercial HVAC services, rooftop units, ventilation, repairs, replacements, and maintenance contracts.
Our Simple 4-Step
Process
From your first call to comfort restored — clear, honest, and on time.
Call or Book Online
Reach out for service, a quote, or emergency repair — we respond fast.
On-Site Diagnosis
Our techs assess your system and explain options in plain language.
Honest Repair or Install
Quality workmanship using proven equipment and brands you trust.
Comfort Guaranteed
We follow up to make sure everything runs perfectly all season long.
Need HVAC Service
You Can Trust?
Call D & T Heating & Cooling today or book online for professional heating, cooling, refrigeration, repair, installation, and maintenance services.