Mantle installation http://www.cutabovewood.net/apps/photos/ Mantle installation Step 1. A blank slate, the stone was installed around a plywood mock up of our mantle, leaving just enough room to get the mantle inside the stone. http://www.cutabovewood.net/apps/photos/photo?photoID=190395395 190395395 Step 2. Determine a line to mount the primary cleat on. This will provide structure to mount the cornice box on. http://www.cutabovewood.net/apps/photos/photo?photoID=190395396 190395396 Step 3. Installing the mounting cleats, in this case a 2 x 4 with plywood bottom. http://www.cutabovewood.net/apps/photos/photo?photoID=190395397 190395397 Step 4. The cornice box then is installed on the cleats, screwed on from the inside. http://www.cutabovewood.net/apps/photos/photo?photoID=190395398 190395398 Step 5. A top cleat is installed to support the mantle shelf. http://www.cutabovewood.net/apps/photos/photo?photoID=190395399 190395399 Step 6. The mantle shelf is installed to the cornice box and cleat using brads and construction andhesive. http://www.cutabovewood.net/apps/photos/photo?photoID=190395400 190395400 Step 7. Apply a decorative trim around the shelf and cornice box. http://www.cutabovewood.net/apps/photos/photo?photoID=190395401 190395401 Step 8. Stand back and admire! http://www.cutabovewood.net/apps/photos/photo?photoID=190395402 190395402