Air Conditioning Condensate Drain Line Attic How To Clean

Bleach and window units.

Air conditioning condensate drain line attic how to clean.

This will kill any algae mold or mildew that has formed in the pipe. Most but not all ac units will have an easy to locate access point to the drain line. If you re unable to clean your air conditioner s drain line call a local professional. Check the drain line periodically throughout the cooling season to ensure that condensation is being removed properly.

Find the condensate drain line and drain line access point. Look for white pvc pipe around 3 4 inch 1 9 cm in diameter coming out of your ac system s indoor unit. Usually located near the outdoor compressor and attached to the wall of a house the condensate drain pipe is either inch or inch pvc. Just pour a cup of bleach in the drain line s access opening near the indoor air conditioning unit.

An absence of a slow drip probably means that the drain is blocked. Assessing the need to clean a drain a condensate drain that is working properly drips any time that an air conditioner is in use. My husband climbed up into the attic to troubleshoot and quickly determined that we had a clogged condensate drain line. Look for an upside down or sideways t shape of pvc pipe with a removable cap.

If the condensate drain line is clogged you will need to use a wet dry vacuum or a special pump to unclog the line. Because condensation collects in your air conditioner s drain line it provides the perfect breeding grounds for mold and algae to thrive. Over time sludge and buildup form in your condensate drain line. Clogged ac drain line symptoms and causes.

There are various ways to clean out an air conditioner condensate drain and two popular methods are pouring white vinegar or bleach down the line to clear clogs. They can clean the line and install an access vent if necessary.