Non-Toxic Swimming Pool Anti-Freeze

Non-Toxic Swimming Pool Anti-Freeze
Prevent costly damage to your pool this winter! Upon winter closing, use our Antifreeze to fill your lines and protect against cracking from ice expansion.- Guaranteed burst-proof protection down to -50°F, when used full strength.
- When water freezes it expands 9% which could cause a pipe to burst, this product prevents the expansion and cracking of a pipe.