Metricide Disinfectant and Sanitizer, 1 qt. Cleaner Container Size, Bottle Cleaner Container Type MQMC078805 Nominal Size 34" X 1.25" The plastic spindle and zamak The plastic spindle and zamak support posts are finished with chrome electroplating to make them extra attractive The semi recess mounted model requires a rough opening that measures 11 1 2 inches in width by 53 1 2 inches in height by 4 inches in depth Disinfectants and sanitizers significantly reduce the amount of germs on hard nonporous surfaces to stop the germs from spreading They also kill most pathogens and disease causing microscopic organisms on surfaces to lower the risk of transmitting infection