

Napoleon's 9.5" black 3-sided backerplate for the Oakville 3, G3 and X3 gas inserts. It measures 48" wide by 30" high around a 28 3/4" by 19 3/8" opening, covering the top and both sides, open at the bottom. It pairs with Napoleon's Oakville faceplates made for a 3-sided backerplate. It hooks onto the insert, and the side cutouts take the insert's rocker switch. Napoleon notes backer plates must not seal the old fireplace airtight. $479.