How small are Stiebel Eltron Tempra Series Electric Tankless Water Heaters?
The Tempra & Tempra Plus tankless water heaters are approximately the size of a briefcase.
All Stiebel Eltron Tempra series water heaters measure 16.6" wide x 14.5" high x 4.6" deep (42 x 36.8 x 11.7 cm). The units are about 1/20th the size of a conventional 60 gallon tank-type water heater.
Just imagine what you can do with that additional storage space!