Certified Plumbing Antifreeze, Safe for Plastic Pipes, -50°C, 3.78-L

The Certified Plumbing Antifreeze Economy is specifically formulated to prevent freeze damage and protect drains and pipes. When used in its undiluted form, this liquid helps to bring down the freezing point and avoid spoilage. You can safely use this plumbing antifreeze economy to winterize drain pipes in boats, recreational vehicles, seasonal homes, septic tanks, swimming pool filtration, and heating systems. This plumbing antifreeze provides burst protection down to -50°C and should be used for only plastic pipes. It is completely non-toxic and does not cause any damage to the pipes. Nor does it leave any stains upon use.