Current through Register Vol. 54, No. 45, November 9, 2024
Section 23.104 - Roofing materials(a)Roofing materials. Roofing materials shall be sold either by the square or by the square foot only.(b)Square. The quantity of roofing or roofing material that, if applied according to the directions or instructions of the manufacturer, will cover an area of 100 square feet exclusive of side laps or side joints; however, in the case of roofing or roofing material of corrugated design the side lap or side joint shall be one full corrugation.(c)Square foot. The quantity of roofing or roofing material that, when applied according to the directions or instructions of the manufacturer, will cover 1 square foot (144 square inches) exclusive of side laps or side joints.(d)Declaration of quantity. If the declaration of quantity on a package of roofing or roofing material contains the term "square", it shall include plainly and conspicuously, a numerical definition of the term "square"; for example, "One square covers 100 square feet of roof area."(e)Common fractions. The use of common fractions 1/3 is specifically authorized in the quantity statement of a package of roofing or roofing material when, and only when, used as the common fraction of the square.(f)Quantity statement. The primary declaration shall only be in terms of a square or square foot. There is no prohibition against the use of supplemental quantity declarations, such as shingle, but in no case may the weight of the material be stated or implied. However, the use of numerical descriptions for rolls of felt roofing material may continue to be used.The provisions of this §23.104 adopted October 21, 1970, effective 10/22/1970, 1 Pa.B. 44; amended February 26, 1975, effective 2/27/1975, 5 Pa.B. 385.