Case-Outdoor, Type 3R Plastic, Gray with See-Through WindowThese heavy duty industrial grade plastic enclosures include molded mounting brackets for easy installation and have a lockable hasp to prevent unauthorized access to the controls. These plastic enclosures are non corroding, and are great for applications in high moisture or dusty locations. Heavy duty industrial grade plastic Perfect for high humidity and dusty environments Combination 12" and 34" nominal knockouts with one on back and each side of