A ADVANTAGE HEATING & AIR CONDITIONING INC
📍 MANASSAS, DC 20110
HVAC contractor
EXPRESS TECH AIR LLC
📍 9735 WILLMANS WAY
Verified contact on file — we hold a working email address for EXPRESS TECH AIR LLC, though not a corroborated District of Columbia contractor licence. Ask to see proof of licensing directly before booking.
About this listing
EXPRESS TECH AIR LLC is listed in MANASSAS, DC.
Is EXPRESS TECH AIR LLC the right fit?
Based on what EXPRESS TECH AIR LLC lists with AirProHQ: services offered are HVAC contractor. We have no record of them advertising 24/7 emergency service — call ahead to confirm hours for anything urgent. We do not have a corroborated District of Columbia contractor licence on file for this listing — ask to see one before booking. For anything not covered here — such as whether they specifically serve commercial or multi-unit properties — that's worth confirming directly with EXPRESS TECH AIR LLC before you book, or compare other MANASSAS contractors first.
Services
What HVAC work typically costs in MANASSAS
Before you call EXPRESS TECH AIR LLC, it helps to know the going rate. These are national ranges for 2026 — ask any contractor for a written, itemised quote and compare it against them.
| Job | Typical cost |
|---|---|
| Diagnostic / service call | $75 – $200 |
| Capacitor replacement | $100 – $250 |
| Refrigerant recharge | $200 – $600 |
| Compressor replacement | $1,300 – $2,800 |
| Central air conditioner | $3,900 – $7,900 |
| Full HVAC (furnace + AC) | $5,000 – $12,500 |
Ranges from our AC repair cost guide andHVAC replacement cost guide. Actual cost depends on local labor rates and how many hours a system runs each year in your climate.