ClassicABC Heating & Air
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About ClassicABC Heating & Air
ClassicABC Heating & Air operates from Plano, Texas, with a BBB-accredited footprint that stretches across Allen, Carrollton, Dallas, Frisco, Garland, McKinney, Prosper, Richardson, and Wylie. With 600 customer reviews averaging 4.8 stars, the company has built a track record spanning multiple cooling and heating trades, including HVAC, plumbing, sewer, and indoor air quality services. Technicians hold state-level certifications, and the office maintains extended availability, including 24-hour scheduling Monday through Friday and weekend hours on Saturday from noon to 5 PM and Sunday mornings.
The company distinguishes itself through financing flexibility and a 2025 AC rebate program that lets Plano homeowners address equipment upgrades without upfront costs. A Nest thermostat partnership means installation and smart-home integration come from a single trusted source rather than a third-party middleman. Indoor air quality work includes REME HALO ultraviolet purification, addressing allergens and volatile compounds that standard filters leave behind. Commercial clients receive dedicated service lines separate from residential accounts, and the service menu covers everything from attic ventilation and duct replacement to slab leak detection and re-piping.
Five-star reviewers consistently name their technicians. Donny Rains arrived at one Plano home, identified a failing capacitor, and completed the repair without repeat visits. Charles Moshier inspected a heat pump system, documented a refrigerant leak with photos, and returned on a scheduled date to complete the work while explaining every line item. A different reviewer called Garrett during a semi-annual maintenance visit, and Garrett diagnosed a thermostat failure instead of a more expensive control board replacement, a correction that saved the homeowner several hundred dollars. One critical review cites a disputed furnace repair recommendation, and that feedback prompted the company to clarify its second-opinion and documentation policies on its FAQ page.
What Customers Say
Four of five named technicians earned direct praise for diagnostic accuracy, with Garrett, Charles Moshier, and Donny Rains each handling cases where the identified problem differed from what homeowners expected. The sole critical review questions an $8,000 furnace replacement quote, though positive reviewers specifically note transparent cost breakdowns and absence of hidden fees. Overall sentiment lands at 4.8 stars across 600 reviews.
Working Hours
| Sunday | 8 AM–5 PM |
| MondayToday | Open 24 hours |
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| Thursday | Open 24 hours |
| Friday | Open 24 hours |
| Saturday | 12–5 PM |
Services
HVAC Repair and Replacement
Diagnoses and fixes cooling and heating systems, including heat pump swaps, refrigerant recharges, and full system replacements for aging equipment.
AC Installation and Maintenance
New air conditioning installs, preventive tune-ups, and coil cleaning for both residential and light commercial properties across the Plano area.
Ductless Mini-Split Services
Installs, repairs, and replaces ductless mini-split systems for room additions, garages, and zones where ductwork is impractical.
Indoor Air Quality Solutions
Air duct cleaning, UV purification systems, smoke and carbon monoxide detection, duct replacement, and attic ventilation to reduce allergens and stale air.
Plumbing Installation and Repair
Handles faucet repairs, gas line work, slab leak detection, re-piping, water heater installs including tankless models, and whole-home water softening.
Sewer and Drain Services
Clears clogged toilets, performs drain cleaning, applies hydro jetting for stubborn blockages, and repairs sewer lines for residential and commercial properties.