The louvers are located behind the grille attached to a link. They are used to control the air flow, increase heating and cooling efficiency of the air conditioner. They can be open or closed by using...
All that you have to do is slide the old part out that attaches to the cabinet of the air conditioner and slide in the new. You first slide in the accordian part of the extention panels and then the two plastic sections into the rails that hold them in place. No tools are required. Just make sure that you order the correct panel that needs to be replaced.
