11 "Faux Pas" That Are Actually Okay to Make With Your 300mm Deep Floating Shelves
Read More →Make sure that the floating shelf will fit the cleat specifically, hold the rack up to the cleat and do a completely dry fit one that doesn't include glue or screws. Make any kind of modifications to fit as necessary. When you are specific the fit is accurate, use wood glue to the top of the cleat, and after that fit the rack over it. Protect the rack to the cleat using brads toenailed in from the top of the shelf down right into the cleat.