General description The antifreeze winterizing pool plug is designed to protect your pool from harsh winter conditions. It serves as a simple solution to prevent serious damage, ensuring your pool remains in optimal condition during the colder months. Technical specifications Diameter: 25mm Material: High-quality rubber and stainless steel Features: Greater extensibility, perfect seal, cold-resistant Installation Simply screw on the pool winter plug. Ensure it fits tightly to provide a secure seal. Easy to handle and install without effort. Usage Can test pool pressure and prevent pool flow during equipment maintenance. Can also be used as a pipe plug to connect skimmers, return lines, and cleaning lines.