This non toxic anti
freeze is used to winterize your in ground pool's plumbing to guard it from
freeze damage during harsh winter conditions. Our solution is a non toxic
formula that is safe for handling during closing and opening, won't harm pipes.
The formula is a consistent 100 percent propylene glycol. Use approximately one
gallon of anti freeze for every 10 feet of 1-1/2 inch pipe. Safe for all types
of swimming pool plumbing.
antifreeze sold by the gallon. (Good to -50 degrees F).