MasterLine Safe Water fish The combination is particularly ideal

The combination is particularly ideal for situations when continuing to add CO2 could result in dangerously low pH levels

Capacity : 12 Litres

and if you really have to do it

The Sera Aquarium Heater is a high quality heater which comes with a shock resistant quartz glass

Together with the individual elements of MasterLine

MasterLine Safe Water fish The combination is particularly idealInstantly removes toxic substances such as chlorine, chloramine and heavy metals found in tap water Maintains the health of fish and invertebrates after water changes. They no longer breathe at the surface Prevents the decrease in the number of beneficial bacteria (decycling) after a major water change Eliminates the need to store water in containers for dechlorination by evaporation The recommended dosage makes the substance up to 15 times more