Finding Replacement Board Material for your office can be hard when you need a mix of price, utility and style. Luckily, Wayfair Supply has products like the Porcelain Steel Markerboard 40" x60" and Porcelain Steel Markerboard 4' x 6' to help narrow your search for your office needs. Search by Brand, Type or Ships To. With 2-day Shipping and Brands like Marsh and Marsh, you’re sure to find the right Marsh Replacement Board Material for your small business, school or building. We make finding the right Replacement Board Material easy and cost effective for commercial shoppers by putting it all on the same site – Wayfair Supply.