- Compatible with Multiple Models: Designed specifically for Hydro-Tools Skimmer, this vacuum adapter plate and low-profile vacuum arch work seamlessly with models 8939, 8939G, 8939A, 8939AG, 8940, 8940G, and 89401. Ensure optimal performance across various pool cleaning systems. - Complete Replacement Set: The package includes both the vacuum adapter plate and the low-profile vacuum arch, providing all essential components needed for effective pool maintenance. Eliminate the hassle of additional purchases and simplify your cleaning routine. - Versatile Hose Compatibility: The vacuum arch accommodates vacuum hoses with a diameter of 3.8 cm, ensuring easy connection to your existing pool cleaning equipment without the need for extra adapters. - Easy Installation: Crafted from lightweight yet durable yellow plastic, this product allows for quick and hassle-free replacement. Spend less time on maintenance and more time enjoying your pool. Use Scenarios: 1. Ideal for routine pool cleaning, ensuring debris is effectively removed without any complications. 2. Perfect for seasonal pool openings, making the transition to a clean pool seamless and efficient. 3. Great for pool service professionals looking for reliable, high-quality replacement parts to enhance their service offerings.