This Microwave Filler Kit is the perfect solution for installing a 30" microwave in a 36" opening. Simply install the Microwave Filler Kit and its components on both sides of the microwave to fill the space on each side.
Microwave filler kit that fills gaps between microwave and cabinet. Dimensions are 3 x 15.75 x 11. Comes in white, black and stainless. Order UXA3036BDW for white, UXA3036BDB for black, and UXA3036BDS for stainless.