UK Building Supplies, Your Construction Knowledge Hub

Do portable air conditioners need draining? Learn how self-evaporation works, when water needs emptying and what happens in dehumidifier mode.

Portable air conditioner or air cooler? Compare cooling, venting, humidity and running costs to choose the right option for your UK home or office.

Learn how to vent a portable air conditioner through common UK window types, why sealing the exhaust opening matters and which setup mistakes to avoid.

Not sure which portable air conditioner you need? Compare common BTU sizes and learn how room area, sunlight, insulation and equipment affect cooling.