Official manufacturer imageOur picks
Top picks
Official manufacturer image
Official manufacturer imageHessaire MC12V
Check price on Amazon
Official manufacturer imageHessaire MC37M
Check price on AmazonBy feature
By place and use
More topics
Common questions
Questions before you buy
What does 3-in-1 mean on an evaporative cooler?
It is a marketing description whose functions depend on the specific model. Check the product manual and manufacturer specification for exactly what the three modes or functions are.
Does an evaporative cooler work like an air conditioner?
No. It cools by evaporating water into moving air, while an air conditioner uses a refrigeration cycle to remove heat. Evaporative cooling also adds humidity.
Can I use an evaporative cooler in a closed room?
These systems need appropriate air exchange; follow the manual's placement advice. EPA notes that evaporative coolers typically use outside air and increase indoor humidity.
What should I verify before buying a Mepty cooler?
Check the exact model identity, airflow, water capacity, electrical requirements, replacement media availability and warranty directly against reliable documentation.










3 in 1
Costway 3 in 1
1300 cfm 3 speed outdoor
3-in-1 Portable Air Cooler
Costway 4-in-1 Evaporative Air Cooler
Costway 4-in-1 Evaporative Air Cooler