A reliable air conditioner is a must-have on hot summer days. Simpler and (much!) cheaper to install than an HVAC system, a window-mounted unit is one of the easiest and affordable ways to effectively ...

Most in-window air conditioners are meant to fit inside vertically-sliding windows only, meaning those with larger, horizontally-sliding windows in their house are left out. DIY web site Instructables ...

【WIDE COMPATIBILITY&UNIVERSAL】Our air conditioner window kit is suitable for all air conditioner with diameter of 5.9”.The AC vent kit has a humanized rail design which is easy to slide the seal ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? A window air conditioner is a practical and cost-effective way to control your indoor ...

Midwest summers are a hot, sticky affair, and my old house was never outfitted with an HVAC system. So, I have to rely on window and portable air conditioners to cool this 4,000-square-foot space.