NT Koi Care Formaldehyde 2.5L Reef Safe you can place it around

you can place it around the house as a kitchen mat

Input Fitting*: 1" (25mm)

This robust heater is fully submersible and features a digital temperature display

They are better suited to carefully planned mature reefs or fish-only with live rock systems where their feeding behaviour can be monitored

Illumagic X4 & Pixel LED Lenses

NT Koi Care Formaldehyde 2.5L Reef Safe you can place it aroundNT Labs Koi Care Formaldehyde 30% is effective against protozoan parasites and flukes. It is especially useful in treating flukes because of it's ability to penetrate mucus and reach the parasites that would otherwise be protected from other bath treatments. Caution: Formaldehyde is a hazardous chemical and should be handled with great care please read the warnings on the label carefully.