“do you have to vent this machine or can you use without venting? if, is there a unit without venting to outside?”
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Thank you for your inquiry! The Insignia™ 250 Sq. Ft. Portable Air Conditioner does require venting to the outside to function properly. It uses an exhaust hose to expel hot air out of a window or wall opening, which is essential for the cooling process. If you're looking for a unit that doesn't require venting to the outside, you might consider an evaporative cooler or a portable air conditioner with a built-in dehumidifier. These types of units can cool the air without needing to vent hot air outside. Keith | Insignia Support
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