Rolf C. Hagen (USA) Corp.
Rolf C. Hagen (USA) Corp. presents Exo Terra Heat Wave substrate heaters. The Heat Wave Desert substrate heater has a thin design that is ideal for mounting under a tank, allowing for heat to radiate upward through the substrate, the company states. The Heat Wave Rainforest substrate heater is designed to simulate a heated rainforest floor. Both substrate heaters come in four sizes.