So if there are leaks along the ductwork that allow cold air to escape into the attic or basement your home won t get as much cool air as it needs to reach your set temperature.
My attic feels cool in florida.
Cool air in hot air out attic ventilation works on the principle that heated air naturally rises primarily utilizing two types of vents.
Intake vents located at the lowest part of the roof under.
If you want to cool your attic proper insulation is the best place to start.
There are two main ways to solve this problem.
Take its temperature.
The air in your vented attic is hot and humid just like all outdoor air in florida.
The best option for insulating florida homes is spray foam insulation which has a high r value and is water resistant.
Hang an outdoor thermometer in your attic making sure its range.
If you don t worrying about how best to keep the attic cool is a bandaid on a self inflicted wound.
Florida homeowner s guide to adding attic insulation january 22 2014 if you have a home built before 1982 your home s attic is probably under insulated.
Again i m assuming that you re not considering a sealed attic lowering the temperature of an attic that contains ducts can reduce your air conditioning costs.
Air ducts with leaks allow conditioned air to escape into unconditioned areas i e.
In existing homes the question is important.
They have thermostats that turn the fan on at a recommended preset temperature of 100 110 degrees.
Excessive heat deteriorates items you store in the attic and can cause moisture problems in your house.
Unless your roofing system has insulation on the roofing deck and is designed without ventilation your furnace should not be heating your attic.
This is no good since an under insulated attic will.
When the hot humid attic air contacts the cold duct or the cold duct boot the moisture in the air condenses on the cold surface just like the condensation that happens on a cold can of beer.
Missing or inefficient insulation in the attic means that cool air in your home can easily escape.
Spray foam insulation applied to your attic ceiling can reduce and prevent water damage caused by rain water.
Your air ducts deliver cool air to different areas of the home.
It will keep the unwanted hot air out of your home and make it easier to cool your living space.
Poor insulation is usually the culprit although if you enter the attic on sunny winter day your attic space can be warmed by the sun more than your furnace.