The 5412 ESSPCH are used indoors or outdoors to protect the enclosed controls from dust, dirt, oil and water splashing. The 5412 ESSPCH are made from quality 16 GA (Type 304) stainless steel, with corner seems continuously welded. The opening has a curled lip around all sides to prevent dripping water from entering the enclosure when the door is open, it also increases rigidity. A high quality robotically poured-inplace seamless gasket ensures a complete and durable water tight seal.