Hanson building products uk would like everyone to take a lesson from "the three little pigs" and use brick generously in building projects. one of the uk's largest brick makers, it claims its bricks have been used to build a quarter of britain's houses. hanson building products also manufactures precast concrete building blocks, flooring systems, stairs, landings, culverts, packaged aggregates, and other building materials. customers include residential and commercial builders, as well as do-it-yourselfers. established in 2004 upon the merger of hanson concrete products and hanson brick, the building products company is a subsidiary of hanson, which was acquired in 2007 by heidelbergcement.