LG AXSVA4 26 In. Wall Sleeve and Stamped Aluminum Rear Grille for Through-the-Wall Air Conditioners

26-inch wall sleeve (AXSVA1) and stamped aluminum rear grille (AXRGALA01) for through-the-wall air conditionersInstall wall sleeve in pre-cast concrete or masonary wallsWall sleeve to be securely fastened to wall opening before installing air conditionerWall sleeve helps bear the weight of the air conditionerWall sleeve helps insulate the air conditionerWall sleeve protects the air conditioner from dust, bugs and other debris that could get sucked into itWall sleeves all metal construction withstands inclement weather, corrosion and other elementsStamped aluminum rear grille prevents damage to the back outer coils of unitStamped aluminum rear grille prevents birds and small animals from nesting in the wall sleeve