Nitterhouse Masonry Products, LLC has been producing high-quality concrete products for architectural, contractor, and residential use since 1923. We’ve become a leader throughout the Mid-Atlantic States by manufacturing all of our products to the highest standards and never sacrificing quality. We offer many different types of concrete products ranging from architectural blocks, paving stones and brick, to natural stone and specialty products. At our location you'll also find a community hardware store. With samples of products as well as tools, paint, supplies, and more. Authorized Stihl dealer & service center. Authorized Milwaukee Dealer and Napoleon Grills