#0 Regular Winter Plug .5" Pipe SP20 The #0 Regular Winter Plug for 0.5" pipe is a practical solution for pool owners preparing for cold weather. Designed to prevent water from entering your pool plumbing during winter, it ensures a season of peace of mind and protection against freeze damage. Key Features & Benefits Expanding rubber design ensures a snug, leak-resistant seal for 1/2-inch pipes Marine-grade stainless steel hardware for enhanced resistance to corrosion and durability Reusable construction allows for multiple seasons of use Simple installation—fit for returns, skimmers, drain lines, and spa jets Versatile application: works in pressure testing, pool repairs, and seasonal closures Specifications Size: 0.5 inch (1/2 inch) pipe compatibility Plug number: #0 SP20 Materials: Heavy-duty rubber and marine-grade stainless steel Full Diameter: approx. 0.63" Weight: Lightweight and easy to install (approx. 0.05 lb) This winter plug makes closing your pool simple and dependable, offering a reliable seal—even through harsh winter conditions.