In summer when the air conditioning is on the reverse happens.
Condensation line joined to house vent in attic.
It may be covered by a removable access panel.
2 the condensate line is not dripping.
Remove the cover and inspect the drain for debris.
Also attic condensation isn t a problem limited to only older homes.
In this quick video i show you what to look for if you have condensation build up in your 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.
The vent opening should always rise above the trip level of the condensate overflow switch when it is in the primary drain line or pan or above the secondary aux overflow port on the primary drain pan.
Check all possible entry points for water leaking from outsi.
If the drain line is connected to a plumbing drain leading to sewer it should have a trap and a downhill vent.
This helps ensure that if a backup occurs that the water properly trips the switch instead of overflowing out of the vent.
Try to identify the access point on the drain line which might be a t shaped vent with a pvc cover.
In an attic like this wintertime ceiling condensation can form when cold air from the attic hits your warm ceiling.
They are prone to building up condensation.
If it just drains outside to building exterior your probably don t need a trap or vent but do make sure it has adeq.
Newer homes can be affected as well.
Condensation dripping from a ceiling vent can have detrimental effects on the ceiling material surrounding the vent as well as carpeting and.