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Amazon.com: Kerykwan Portable Air Conditioner Window Vent Kit with 5.9” Exhaust Hose Adjustable Portable AC Window Kit for Ducting Universal Portable AC Seal Panel for Horizontal&Vertical Window : Home & Kitchen
Is it entirely necessary to vent a portable air conditioner out of a window? Will it still work if not vented? Also is it safe to operate if not vented? - Quora
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Amazon.com: Gulrear Portable AC Window Kit for Vertical Window Portable Air Conditioner window seal parts Adjustable Length from 20" to 62" Sliding Window AC Vent Kit Fit for Exhaust Hose with 5.0"/13cm
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