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Outdoor Wood Boilers > Outdoor Wood Furnace Information

Outdoor Boiler Antifreeze

Outdoor Wood Boiler Antifreeze

We carry outdoor boiler antifreeze that is rated for temperatures down to -100°F. Formulated from non-toxic propylene glycol, it is safe for use in an outdoor wood boiler used for heating domestic hot water. It is available in 5 gallon buckets and costs $15/gallon.

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