The National Roofing Contractors Association (NRCA) has released an updated volume of The NRCA Roofing Manual, The NRCA Roofing Manual: Metal Panel and SPF Roof Systems—2012.
Knappen Milling Co., one of the first providers of grain for the famous cereals of the Kellogg’s family of Battle Creek, Mich., had a roofing problem. It needed to replace a portion of the roof to keep the processed flour and grains inside from getting wet.