Retro FM: Easily Prevent a Frozen Septic Line Force Main

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The Retro-FM is the only heating cable system available on the market certified to be installed directly inside pressurized septic lines. The system is also suitable for large-diameter, water supply lines.
Retro-FM is an easy to install, reliable, self-regulating freeze protection system for sewer force mains. The system gently provides heat to sections of the pipe exposed to cold, preventing a frozen septic line. Retro-FM easily installs inside standard 2 inch or larger non-metallic or metallic pipes, eliminating expensive excavation costs. Retro-FM is commonly used to winterize homes, cabins and cottages equipped with pressurized septic systems. The system is also suitable as a freeze protection system for large-diameter pressurized water supply pipes.