The product load line shall be designated by a distinctive line at inside terminal ends of each display case, and such lines shall be at the highest point of discharge and return of refrigerated air.
7 Pa. Code § 37.207
The product load line shall be designated by a distinctive line at inside terminal ends of each display case, and such lines shall be at the highest point of discharge and return of refrigerated air.
7 Pa. Code § 37.207