Attics need r30 insulation at least to keep heat out in summer and heat indoors in winter.
Keep upstairs cool central air attic.
Reduce use of lights and appliances.
Just make sure you get the right insulation.
Of clearance above the fan.
For balanced airflow and maximum upstairs cooling ideally each room with an air conditioner supply duct should have its own dedicated return duct.
This works with central air conditioning.
Combine this with the hot air rising from the lower floors and you re looking at a perfect recipe for uncomfortable upstairs environments.
You can also add a thermostat to attic fans so that they only turn on when your attic reaches a certain temperature.
When the attic and attic access are not properly sealed and insulated the hot air coming in through the roof can leak into the lower floors of the home.
If it is not rated high enough or not thick enough it can allow the summer heat down into the house.
Have a professional contractor install a cold air return gadget in your basement.
One the lower levels of the house close half of the vents.
If you don t worrying about how best to keep the attic cool is a bandaid on a self inflicted wound.
In existing homes the question is important.
Frequently however one central return duct.
Invest in a mini split air conditioner.
In the long run you can save money in both seasons by insulating your attic.
If your air conditioning unit isn t functioning well because it hasn t been properly maintained a thorough maintenance treatment is all it might take for the appliance to begin working well again.
But essentially an attic vent allows the hot air that rises inside your house to flow outdoors.
What you need to do is to open up all the vents that are connected to the air conditioning that is upstairs.
An attic fan aids in speeding up this process.
This sends hot air up and out cooling your house and your attic.
Sometimes the answer for how to keep upstairs cool is as simple as calling an hvac technician to come out and service the system.
You can even air seal your attic to prevent heat from seeping in.
Another simple but great way to make an upstairs room cool down is to change the amount of air flow coming out.
This tool promotes cool air circulation through duct work and other house passageways use weatherstripping and.
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.
Also adding an attic fan will help cool things down by circulating the air up there and decreasing the amount of hot air reaching your second floor.