3 years
Maintained a 4"+ open water area around the heater during Syracuse, NY winters.
Stopped working after three years. One year warranty.
Reviewed
Wed, Nov 21 2012 7:31 pm
by
Mark
Failure right out of the box
Replaced another deicer from Tetra which leaked. Installed this one and it failed in a couple of hours. It appears that these China made units have a quality problem.
Reviewed
Wed, Jan 08 2014 4:14 pm
by
Pete Jones