Roger for Model Number WALL1 We have a built in Air/Heat Conditioner wall mount. Model #AHW1738-3; Serial #60HM 2896. Do you have an owners manual or can tell us how to change the filter?
Answer Hello Roger. Sorry, we do not have any information on this model number you provided. Read More... Answered by AppliancePartsPros.com | Wednesday, August 19, 2015