Fire Resistance Table Fire resistance of concrete masonry walls is a function of aggregate type and equivalent thickness of the masonry units. The ratings in the charts below are calculated using the actual percent of solids in the various sizes of blocks as manufactured by Kansas Building Products. The ratings are based on test information obtained from Underwriters’ Laboratories Inc., the National Bureau of Standards, the Portland Cement Association, and the Uniform Building Code. For additional technical information, visit the Tech Bulletins offered by the National Concrete Masonry Association (NCMA), or contact our sales staff for assistance. A SUBSIDIARY OF Kansas Building Products 1600 S. Hoover Road Wichita, KS 67209 (316) 943-3241 info@kansasbuildingproducts.com QUICK LINKS ABOUT US HUMAN RESOURCES CONTACT SEARCH Copyright All Rights Reserved © 2020

Brick & Block Dimensions Whether you’re a mason, landscaper, engineer or a homeowner, rely on the charts below to help you quickly and conveniently reference technical information related to our blocks and bricks. For additional technical information, visit the Tech Bulletins offered by the National Concrete Masonry Association (NCMA), or contact our sales staff for assistance. Concrete Masonry Units Clay Brick Clay Pavers ACTUAL SIZE # Required per Sq. Ft. Wall Face W H L 2″ 1 5/8″ 7 5/8″ 15 5/8″ 1.125 3″ 3″ 7 5/8″ 15 5/8″ 1.125 4″ 3 5/8″ 7 5/8″ 15 5/8″ 1.125 Half High 4″ 3 5/8″ 3 5/8″ 15 5/8″ 2.250 6″ 5 5/8″ 7 5/8″ 15 5/8″ 1.125 Half High 6″ 5 5/8″ 3 5/8″ 15 5/8″ 2.250 8″ 7 5/8″ 7 5/8″ 15 5/8″ 1.125 Half High 8″ 7 5/8″ 3 5/8″ 15 5/8″ 2.250 10″ 9 5/8″ 7 5/8″ 15 5/8″ 1.125 12″ 11 5/8″ 7 5/8″ 15 5/8″ 1.125 Half High 12″ 11 5/8″ 3 5/8″ 15 5/8″ 2.250 “Two Footers” 6″ 5 5/8″ 7 5/8″ 23 5/8″ 0.75 8″ 7 5/8″ 7 5/8″ 23 5/8″ 0.75 12″ 11 5/8″ 7 5/8″ 23 5/8″ 0.75 A SUBSIDIARY OF Kansas Building Products 1600 S. Hoover Road Wichita, KS 67209 (316) 943-3241 info@kansasbuildingproducts.com QUICK LINKS ABOUT US HUMAN RESOURCES CONTACT SEARCH Copyright All Rights Reserved © 2020