1.80 - 2.00 a sq ft all day long just for basic install. Tile / patterned laminate is extra. I actually have a 10000 sq ft apartment complex to do with just basic install.
Colgate charges about $1.76 for the brush that cost 65 cents to make. That figure reflects advertising and promotion costs. Depending on the brand and type of toothbrush, annual advertising costs can range from $6 million to $17 million. The retailer can mark up a toothbrush 28 percent to more than 40 percent.
Some other interesting toothbrush facts: 1  The first mass-produced toothbrush was made by William Addis of Clerkenwald, England, around 1780. 2  The first American to patent a toothbrush was H. N. Wadsworth, (patent number 18,653,) on Nov. 7, 1857.3  Mass production of toothbrushes began in America around 1885. About.com-Inventors-Dental Innovations-History of Dentistry-This site discusses the history of the toothbrush and toothpaste, including the first electric toothbrush invented in 1939. 2  Floss.com-This site provides dental trivia and tips as well as information on the origins of toothpaste and floss.