General description The Universal Backup Valve for Polaris is a wear-resistant replacement valve designed for various models of Zodiac Polaris pool cleaners, including the Polaris 180, 280, 380, 480, and 3900. This high-quality part is suitable for both fresh and saltwater pools, ensuring long-lasting performance and efficiency. Technical specifications Model: G53 mechanism Compatible with Polaris models: 180, 280, 380, 480, 3900 Material: Sturdy and durable Installation Easy to install, perfectly fits Polaris 180, 280, 380 pool cleaners Replaces G52 backup valve for Zodiac Polaris pool cleaner 480 Pro, 3900 Sport, VAC-Sweep 380, and 280 Tanktrax Ensure the water inlet is aligned with the water inlet of the case after installation Close the case lid tightly to ensure proper speed operation Usage Benefits include no more leaks, improved water flow, and easy, inexpensive repair Ensures cleaners move normally If the valve gets stuck due to sand or mud, remove the hardware, clean it, and