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.
Replace your charcoal microwave hood filter every 6 months to improve air circulation and remove odors. Dimensions are 5" by 5.375" by 0.375". Measure your current filter to assure correct replacement.