12' X 20' SEWER BLANKET

For maximum coverage, the 12' x 20' Sewer Blanket is our largest frost-protection blanket. It traps the earth's natural warmth to form a powerful insulating barrier that helps prevent frozen and burst sewer and water lines — all without electricity.

This jobsite-ready size is ideal for commercial properties, large excavations, and extended line runs where broad, dependable coverage matters most. Built from rugged, weather-resistant materials, it stands up to mud, moisture, and extreme cold season after season.

• Dimensions: 12' x 20'
• Insulates against frost to help prevent frozen lines
• No power or electricity needed
• Durable, weatherproof construction for years of use
• Maximum coverage for large sites and long runs