General description The R0552000 tank adapter with union and O-ring 4-piece is designed for compatibility with Zodiac DEV series D models (DEV48, DEV60) and series filter models (100, 150, 200, 250). It is also suitable for Zodiac DEL, CV, and CJ series filters. This replacement kit is constructed from high-quality plastic and brass, ensuring it is waterproof, corrosion-resistant, and possesses good elasticity and sealing properties. Technical specifications Material: Plastic + Brass Color: Black Measurement allowed error: +/- 1-3 cm Installation For easy installation, place the smaller, thicker O-ring onto the threads of the tank adapter. Next, place the larger, thinner O-ring onto the gauge housing. Usage During the first replacement, ensure to never start the pump while standing within five feet of the filter. Do not operate the filter system at more than 50 psi of pressure. Other information Package Contents: 1 * R0552000 Tank Adapter with O-Ring and Union Replacement kit Note: