M-D Wall Plate Sealer, Closed-Cell, Insulating, M-D, Suitable For Use With: Standard 1-Gang Switch Plates, Foam, White, CSA Certified, UL Listed. .
Installing these M-D Building Products 3434 Switch Plate Sealers (6 Light, White) makes for an easy energy saving project. Foam insulating sealers help to reduce heating costs in winter and cooling costs in summer.
- Prevents air leaks through electrical receptacles
- Fits standard size switch plates
- Invisible after installation