The Rheem RTG20319AR Pump Connection B Kit is an essential accessory for Rheem tankless water heaters, featuring a complete set that includes 1 O-Ring, 2 screws, and 1 bracket. This kit is designed to ensure a secure and leak-free connection for optimal water flow and system performance. Made from durable materials, it meets industry standards for reliability and longevity. The compact design allows for easy installation, making it suitable for both new installations and replacements. Enhance your water heating system's efficiency with this reliable pump connection kit.