These universal microwave mica sheet covers are essential replacement parts that help keep your microwave functioning properly. The waveguide cover plates protect the magnetron and other internal components from food splatters, grease, and moisture that can cause damage or reduce efficiency. This 2-piece set features durable mica construction that withstands high temperatures and allows microwaves to pass through effectively. Measuring approximately 4.6" inches by 2.53 "inches, these covers are designed to fit most standard microwave ovens. The tabs on each corner make installation straightforward - simply slide the cover into place over the waveguide opening inside your microwave cavity. Regular replacement of worn or damaged waveguide covers helps maintain optimal cooking performance and prevents costly repairs. Keep your microwave running smoothly with these reliable replacement mica sheet pieces that offer an affordable solution for routine maintenance.