FeaturesStainless steel heating element and aluminum finsPainted 22 ga steel front with 20 ga junction boxes located on each end of the heater - junction boxes contain quick connect cable clamps and 6 in ground lead wiresOver temperature thermal limit extends entire length of heated areaA full length wireway provided along the back of the heaterHeater can be mounted to the wall by using the key hole knockouts every 4 in at the back of the heaterOptional in-built thermostats field installed in the junction box