The third graph shows attic temperatures from the middle of the attic for several different types of roofing as well as a sealed attic.
Attic swamp cooler.
Also leave the windows inside your house open 1 2 inches when you re running the swamp cooler since there needs to be some airflow for the cooler to work properly.
In this case the most reflective roofing material ivory ir selective metal tile is 23 4 f cooler than attic covered with dark shingles.
To make the air colder in a swamp cooler try cleaning out the filters inside which will make the cooler operate more effectively.
This is due to the development of condensation within the ducts leading to mold growth.
Evaporative coolers need to have an exit to the outside to work properly and efficiently.
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If you choose not to remove the ductwork you could install a large attic fan in the roof void.
Right now not so much if we don t get under 60 at night.
Up ducts open to exhaust warm air into the attic as cooler air comes in from the evaporative cooler.
Evaporative coolers installed with up ducts will need additional attic ventilation.
Dry air feels cooler this is a cheap setup compared to central air.
This is an inexpensive and easily accomplished task.
Evaporative coolers also called swamp coolers combine the natural cooling properties of water with a steady breeze to lower indoor temperatures this guide will help you determine which type is best suited for your needs.
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Optional filters remove most of the dust from incoming air an attractive option for homeowners concerned about allergies.
Most people open a window.
Good if you have a shady side to suck air in from very good when the temps get cool at night.
The purpose of this vent is specifically to let the air from an evaporative cooller swamp cooler pass through the house and into the attic.
This lets you keep the windows closed and still provide a pathway to the outside.