Functional and Reliable Pool Vacuum Lock Safety Wall Fitting Secure Hose Retention and Automatic Closure: Designed with a robust spring cap, this fitting firmly holds your pool cleaner hose in place during operation. When not in use, the cap automatically closes the suction connection, helping to prevent accidents, reduce water loss, and maintain efficient suction performance. Universal Compatibility: Engineered to work seamlessly with all pool cleaner models, this rotationstyle safety wall fitting offers a dependable solution for improving the effectiveness of your pool cleaning system. Its versatile design makes it suitable for residential, commercial, and public pools. Quick and Easy Installation: Features a G1 1/2 external screw knob for effortless assembly. The straightforward installation process allows for fast integration into your current pool system without the need for complex tools or technical expertise. Fit and Precision Engineering: Built to align accurately with standard pool equipment hole positions, ensuring a secure and stable connection. The precisely shaped and sized construction supports smooth installation and reduces the risk of leakage or dislodgement. Practical Use Scenarios: 1. Everyday Home Pool Maintenance: Attach to your pool's cleaning system to securely connect your vacuum hose, preventing the hose from detaching during cleaning and ensuring consistent suction power. 2. Commercial Pool Operations: Ideal for hotel, fitness center, or public facility pools, where reliable hose attachment and automatic closure can help sustain cleaning efficiency and safety standards. 3. Seasonal Pool Opening and Closing: for quickly setting up or securing your cleaning equipment during pool opening, and for safely sealing suction ports during offseason closure. With its durable construction, accurate fit, and universal compatibility, this vacuum lock safety wall fitting ensures secure hose connection, improved suction control, and enhanced operational safety for any pool cleaning system.