Where should I run my condensate drain line?

Keep the Drain Lines Clear Locate the condensate drain access point outside your home or near the indoor air handler enclosure. You should see a small vertical vent extension as part of the piping. The vent is located above the point where the line exits your air handler.

How deep should the condensate drain trap be?

If a unit were to be operating at minus 6 inches WC maximum negative plenum pressure then the trap height, per the guidelines shown in Figure 1a, requires 7 + 3½ + 1½ + 1 inches of height from under the floor or about 13 inches below the floor level.

What is the proper termination for the primary condensate drain line?

The most popular areas we terminate condensate drain lines to is the side of the house and usually about six inches from the ground. And this can be in a planted area that is large enough to accept the amount of drainage, and soak down into the earth.

Does a condensate drain need a vent?

In an AC drain, the condensate pan is the vent. No additional vent pipe is required. The line should continually slope down to the outside. The steeper the better.

Why use P-trap for condensate drain?

WHAT ARE P-TRAPS? – Condensate drains typically have traps, which are designed to keep air from moving in or out of the air handler without preventing condensate drainage. The absence of a properly working p-trap could push unfiltered air into your home and cause an overflow of the condensate drain.

Does a condensate line need a trap?

For the most part evaporator condensate traps are required by the manufacturer help to meet the energy efficiency standards as without it air will blow through that hole. If there is a trap tell them tho clean it all the time because it’ll clog and when it does they might call you.

How much water should come out of AC drain line?

5-20 gallons
It’s completely normal for your AC to drain 5-20 gallons of water outside of your home (via the condensate drain). It’s NOT normal for your AC to drain any amount of water inside your home (around your indoor AC unit).