A specialized fluid designed to protect recreational vehicle plumbing systems during cold weather storage, this solution prevents freezing and subsequent damage to pipes, pumps, and fixtures. It utilizes propylene glycol as its primary ingredient, a non-toxic alternative to traditional antifreeze containing ethanol or methanol. For instance, when winterizing an RV located in a region subject to sub-freezing temperatures, introducing this glycol-based liquid into the water lines and holding tanks provides necessary protection against bursting due to ice expansion.
The employment of a propylene glycol-based product offers several advantages, including reduced toxicity and environmental impact. Unlike solutions containing alcohol, it minimizes the risk of damage to plastic and rubber components within the RV’s plumbing system. Furthermore, its lower toxicity profile provides a safer option for users and the environment, particularly in situations involving accidental spills or disposal. Historically, the development of safer antifreeze alternatives has been driven by growing awareness of the harmful effects of alcohol-based products on both human health and ecosystems.