Look for moisture or mold and mildew like stains or discolorations.
Condensation line in the attic look like.
Today i replaced a portion of the condensate drain pipe on my ac in the attic.
Most building codes don t address humidity issues and are also pretty lax on the level of insulation required in your attic especially around those previously mentioned attic bypasses.
Take a few minutes and check for stains near the hvac unit or along the path or the condensate line.
Also attic condensation isn t a problem limited to only older homes.
Check your ac unit in the attic.
Most but not all ac units will have an easy to locate access point to the drain line.
It had been clogged and was dripping water into the overflow pan and needed to be unclogged.
Adding a few vents to the floor of the attic that extend to the ceiling of the story below the attic can help to promote air flow within the attic.
I removed a portion of the drain that included the p trap to ensure i got a clear clean line and i added a piece that will allow.
If the unit is in the attic check around the unit the platform that the unit is on and insulation near the unit.
An ac unit will produce condensate all the time not just when its over a certain temp outside.
Look for white pvc pipe around 3 4 inch 1 9 cm in diameter coming out of your ac system s indoor unit.
Find the condensate drain line and drain line access point.
They are prone to building up condensation.
This air flow can cut down on condensation.
Sometimes attic condensation is the result of an attic being improperly ventilated.
In order to boost air flow one can install an attic fan.
Newer homes can be affected as well.
Cultivating some simple habits will help reduce the impact of these tasks.
Because where there s moisture over a long period of time there may be mold and mildew.
Enough condensation and that water starts running off your pipes and into surrounding materials possibly problems with wood rot mildew and more.
A word of caution.
Humidity and condensation that dripping water is condensation which occurs when water vapor in the air comes in contact with a cold surface.
If taking the steps below doesn t solve your condensation problems they may be due to poor ventilation or insufficient insulation.