Install media filters in either direction.
Flow switch on air handler ac unit in attic.
Air is drawn through the mesh then passes through cold coils and is blown back into.
It is more expensive than a float switch but it s worth it.
We still install a float switch inside the drain line.
Also slightly visible is a float switch which offers triple protection against flooding in an attic if the primary drain were to plug up.
Adjusting the temperature in a house can be difficult.
You don t want a situation where the drain pan even comes close to filling up.
There are many types of float switches some come with audible alarms some come with visual alarms but most just turn the ac system off which.
The switch can become dislodged if accidentally bumped.
Rooms facing the sun are naturally warmer than other rooms in the house and finding a balance.
This is the secondary condensation pan which is installed under the air handler to save a ceiling.
Typically the switch is located on the same side as the air handler s access doors and is attached to the side of the pan.
The mesh fits inside a plastic housing on the inlet side of the unit to prevent dirt from collecting on the cooling coils.
How to control air flow in attic ducts.
This is a horizontal flow air handler installed in the attic.
If you ve ever seen a home damaged by a leaky air conditioner you ll likely agree.
Notice the drain pan under the air handling unit to catch condensation if the primary pan were to overflow.