When a Centreville home gets too hot in July or too cold in January, homeowners often start searching for an HVAC contractor near me and comparing names before making a call. Kwang Sub Oh is an HVAC business serving homeowners and property owners in Centreville, Virginia, with a focus on dependable residential heating and cooling.
Local market — Centreville
HVAC pros here
36
Have a website
8%
Cooling demand
1,178
Heating demand
4,717
Cooling/heating demand = annual degree days (NOAA). Electricity = state residential average (EIA).
The work covers AC Services, Heating Services, Ductwork Services, Heat Pumps, Furnace Services, and Thermostat Services. Service visits also include Emergency HVAC calls and Maintenance & Tune-up appointments that check system performance before peak seasons. Typical jobs involve inspecting components, cleaning and testing equipment, sealing or repairing ductwork, and programming thermostats so the system runs as intended.
Kwang Sub Oh holds Virginia state contractor license #079037 on the state contractor registry and has been licensed since 2003, bringing more than 23 years of experience in the trade. Centreville's seasonal temperature swings put steady demand on air conditioners and furnaces, so familiarity with local conditions helps when diagnosing problems and planning repairs.
If you are comparing local pros, ask for a written estimate, confirm the license number on the Virginia contractor registry, and request a clear explanation of the scope for each job. You can review Kwang Sub Oh's listing and compare options through HVAC Service Fast.
Frequently Asked Questions
What services does Kwang Sub Oh offer?
Kwang Sub Oh offers AC Services, Heating Services, Ductwork Services, Heat Pumps, Furnace Services, Thermostat Services, Emergency HVAC, and Maintenance & Tune-up.
What areas does Kwang Sub Oh serve?
Kwang Sub Oh serves the Centreville, Virginia area. Homeowners outside Centreville should confirm service coverage before scheduling.
How do I choose a licensed, insured HVAC contractor in Centreville?
Look for a valid state contractor license, ask for proof of insurance, and confirm both with the issuing state registry. Choosing a contractor with local experience and clear written estimates also helps.
What should I check before hiring an HVAC professional?
Verify the license number, request a written estimate that lists parts and labor, and ask how the company handles warranties. Make sure the scope of work is clearly defined before any job begins.
What are signs it is time to call an HVAC professional?
Call a professional if your system stops heating or cooling, makes grinding or banging noises, or shows uneven temperatures between rooms. Rising energy bills, frequent cycling, or a persistent musty smell from vents are also reasons to schedule an inspection.
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