Free furnaceWith a new AC and its matching coil, up to $4,900 value, on estimates written this week.Free furnace with a new ACBook Online
(703) 997-9757CallBook Online
MenuClose
Heating
Air Conditioning
Plumber
Drains & Sewers
Water Heater
Duct & Dryer Vent Cleaning
Price Estimators
Offers
About Us
Service Areas
Commercial

Open 24/7 for emergencies

Video · AC Replacement

Air Handler Replacement After Dark: Three Techs, a Tight Fit

Weak airflow, uneven rooms, long cooling cycles and new noises from the indoor unit are the four signs an air handler is wearing out. This air handler replacement happens at night in a cramped space.

5.0 stars across 1,132 reviews

Get your price in writing

Send this and the office calls or texts you back to set a time.

This field is for validation purposes and should be left unchanged.

We’ll call or text this number about your request. By sending it you agree to our terms and privacy policy.

Rather talk now? (703) 997-9757

Licensed and insuredVirginia Class A contractor #2705192276

24/7 emergency serviceOften same-day, and we will tell you honestly when we can get there.

Our own HVAC installersA dedicated heating and cooling team, separate from our plumbers

Price in writing firstYou see every option priced before anything is ordered

What you’re seeing in this video

It's dark outside and tight inside. A gloved hand rests on the old foil-wrapped ductwork, then three techs in black hoodies guide the new air handler down into its spot, working around each other in a space barely wider than the cabinet.

The finish shot shows the new unit in place with a fresh white PVC condensate trap on the drain. The air handler is the indoor cabinet with the blower and the cooling coil. The trap is the U-bend that lets water drain out without the blower pulling air back up the pipe.

Job footageSwiftPro
Topic
AC Replacement
Length
0:40
Posted
August 6, 2026
Shot by
The SwiftPro crew, Northern Virginia

Why it matters in your house

  • A missing or dried-out condensate trap can stop the drain from flowing, so water backs up into the pan. On an attic or closet unit, that ends up in a ceiling.
  • If airflow from your vents has gone weak and a new filter didn't fix it, the blower motor or a dirty coil inside the air handler is the next place to look.
  • Air handlers in tight closets and attics are why access matters at install. Ask how the new one will be serviced, not just how it'll fit.

When should an air handler be replaced?

Usually alongside the outdoor unit, so the coil and condenser match and the system reaches its rated efficiency. On its own, replace it when the cabinet or drain pan is rusting through, the coil leaks or the blower keeps failing. Most last around 15 years, give or take, depending on how faithfully the filter got changed.

Want it done at your place? See AC Replacement at SwiftPro or call (703) 997-9757.

Want this done at your house?

Rather pick the day yourself? Book online.

SwiftPro Heating, Cooling & Plumbing
4230 Lafayette Center Dr N, Chantilly, VA 20151
44679 Endicott Dr, Suite 211, Ashburn, VA 20147
Virginia Class A contractor license #2705192276

Call Now Book Online
5.01,132 reviews