Camco ISwimming Pool Anti-Freeze - 1 qt<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Concentrated antifreeze</li><li>Protects pool plumbing down to -40-degree</li><li>100-percent propylene glycol</li><li>Use one gallon for every 10-feet of 1-1/2-inch pipe</li><li>Totally safe for swimming pool use</li></ul></div><img src="http://ecx.images-amazon.com/images/I/413zNltyWAL.jpg" noproxy>