The Rheem RTG20316AB Terminal Block features a 3-hole design, essential for secure electrical connections in water heating systems. This terminal block is constructed from high-quality materials, ensuring durability and compliance with industry standards. Its compact design allows for easy installation in various Rheem models, making it a versatile choice for both residential and commercial applications. By providing reliable connections, this terminal block enhances the overall performance and safety of your water heating system, making it a crucial component for efficient operation.