If you have taken the proper steps to remove excess humid air from your home and you re still having condensation issues it might be time to check the attic insulation.
Normal for attic to have some condensation.
Whenever there is a contact between the hot humid air and cold metal surface then there will be sweating or condensation on the metal surface so it is very important to have a proper insulation for the air handler ducts in case the portion of the duct is coming in contact with the unconditioned air outside.
During the winter months the recommended relative humidity inside a house is anywhere between 30 50 percent.
Noticeable musky damp odor.
Condensation is a common sign of inadequate insulation and or ventilation.
Condensation is usually first noticed on your windows and skylights because they are the most visible areas of your house.
It is normal for condensation to be around the drain pipe this is a common sign of the ac unit being hard at work even more so on hot and humid days.
Moisture forming on the glass window panes or other flat surfaces.
However an attic in pensacola florida is likely to have a humidity level closer to 100 and the risk of condensation on ductwork would then go up quite a bit.
This condensation can form droplets of water and accumulate into the insulation below.
Think about it condensation on ductwork probably isn t a big problem in phoenix arizona but why.
Signs of condensation in the attic may include the following.
If there is excessive moisture accumulation in your attic it will condense on cold areas mainly on the underside of your roof deck.
It is common for poorly vented and insulated attics to develop attic condensation.
Traces where water has trickled down the walls.
If you own an older home or your ductwork is not properly maintained ductwork sweating is more likely to become an issue as both the temperature and humidity levels rise.
Common causes of condensation in the attic.
So if you have noticed that you have lots of icicles hanging from the edge of your roof it is also probable that your attic has condensation problems.
In come cases duct condensation can be a sign of a duct leaking air which reduces your a c unit s efficiency.
Condensation is more apt to occur in climates where the average temperature is 35ยบ f or colder.
Additionally if there is a collection of water under the units condenser then it is probably normal operations at work.
Excessive moisture in the air.
Causes of attic condensation problems the primary cause of attic moisture problems is due to moisture transported from the heated portion of the home into the unheated attic via airflow see figure 1 above.
This accumulation can leak through the attic floor and into your living space.
Because the average humidity level is 10 20 in phoenix.
There are dozens of things that can cause condensation buildups in the attic one of which is a leaking roof.
It can also cause mold to grow on roof sheathing trusses rafters and ceiling floor.
Inspect your attic insulation.
The simple physics behind sweating is.
Condensation in the home a warning sign.
