Barry Horowitz became Girl Scouts of the USA's (GSUSA) chief revenue officer in April 2015, after nearly ten years leading its Girl Scout Merchandise team, which is responsible for product development, wholesale and retail distribution, marketing, and licensing of Girl Scout uniforms and branded products.
2-1/2 feet x 5 feet is the standard bath tub size. 32 inches x 32 inches is the typical size of shower stalls. 2-foot depth is standard for actual space for clothes along a closet wall. 3-foot hallways are standard inside a home. 2-foot deep cabinets in the bathroom are standard. 32-inch doorways are ideal.
A bathroom sink drain hole is typically 1.25 inches in diameter. While a bathroom sink's design and overall size may vary from one model to the next, the drain holes are fairly standard, 1.25 inches being a general standard, with widths of 1.5 inches and 1.625 inches also common. The size of the hole helps determine which size drain is needed for that particular sink.