The RHEEM MFG COMPANY Tube Bundle Kit is designed for models 2002/2072, featuring cupro-nickel material for enhanced durability and corrosion resistance. This ASME-certified kit includes all necessary components for a complete installation, ensuring optimal performance in water heating applications. The tube bundle is engineered to provide efficient heat transfer, making it an essential part of your heating system. Its robust construction meets industry standards, ensuring reliability and longevity. Ideal for both professional installations and DIY projects, this tube bundle kit is a must-have for maintaining your RHEEM water heater.