Under water heater (shatter-proof)

New aquarium heater functioning
with the exclusive
PTC (Positive Thermal Coefficient) technology.

The first shatter-proof heater thanks to the peculiar glass tube.

Maximum security: : THEO is shock resistant thanks to the PTC heating element and the shatterproof glass tube.

Free positioning in the aquarium: vertical, horizontal and completely submerged.

Self-limiting: : the patented PTC heating system guarantees operation in complete security because in case of dry running there is no danger for damage.

The 50W and 100W models are the smallest available on the market, they measure only 17.8 cm e 22.6 cm (7 in e 8.9 in ).