Manual explains how to maintain. They have the odd minor mark due to them being white, but are in excellent condition! Please note: These units come with a remote control and user manual These units are cooling only! They Do NOT provide heating.Take them while you can, when they're gone they're gone! You won't find them anywhere cheaper. Dimensions: H 80cm W 45cm D 37cm approx. Please advise before LISTING ends if you would like to pay cash. The item "Mobile air conditioning unit Aspen Xtra" is in sale since Friday, October 19, 2018. This item is in the category "Home, Furniture & DIY\Heating, Cooling & Air\Air Conditioners & Heaters\Central Air Conditioners". The seller is "darrenhazard" and is located in Oxford. This item can't be shipped, the buyer must pick up the item.