RO445400 Diffuser Kit W/O Ring Hardware Fits Zodiac Jandy Stealth Pool Pumps The RO445400 Diffuser Kit without Ring Hardware by Mooncar is designed specifically for Zodiac Jandy Stealth pool pumps. This repair and maintenance kit includes an O-ring and is made of durable plastic and metal materials. The black color and compact design make it easy to install and compatible with Jandy/Zodiac brand pumps. Made in China, this kit is a reliable solution for maintaining your pool equipment and ensuring smooth operation.