Insul-Seal Pipes resist freezing over 10x better than regular pipes.

* All data compiled by Dickson Model Ktx Remote Temperature Recorder. * Initial water temperature at 75F. Test conducted at -13° F ambient temp ± 3°
 

Insul-Seal PVC can significantly extend the time to freeze.

Arranged by inside diameter size in ascending order. Tested Schedule 40 piping only.

* All data compiled by Dickson Model Ktx Remote Temperature Recorder.
* Initial water temperature at 75F. Test conducted at -13° F ambient temp ± 3°