Count the savings in time and money! The Prime Time Series Mantles are available in primed MDF. MDF – Medium Density Fiberboard – is made from wood fibers and is a great low cost alternative to wood. Its hard surfaces resists dents and scratches and its low cost will save you money on your painted applications. If you prefer, choose our paint grade poplar or red oak mantles. With a selection of styles as be as all outdoors, Prime Time Mantles are the perfect combination of quality and economy!