The NRC661-OD Case is a protective housing designed specifically for Noritz water heaters. This durable case is constructed from high-quality materials to withstand harsh environmental conditions, ensuring the longevity of your heating system. With precise dimensions tailored for the NRC661-OD model, it provides a perfect fit and easy installation. The case complies with industry standards, offering reliable protection for internal components. Ideal for both new installations and replacements, this case is essential for maintaining the efficiency and safety of your Noritz water heater.