Ph elektrode Aqua Noa Titel:Default Title very small red stones that

very small red stones that have been carefully selected to enhance the vibrant hues of red stones and boulders

Large stones weigh up to 2500 grams

With a vibrant jet black colour

and stone arrangements

Place this check valve as close as possible to the diffuser

Ph elektrode Aqua Noa Titel:Default Title very small red stones thatpH probe broken? Or too dirty to clean? Over time, it may be wise to replace the electrode. Fortunately, Aqua Noa makes the right pH electrodes suitable for every pH computer. Ensure your CO2 delivery always remains accurate and replace the electrode once every 5 years. Remember to always keep the electrodes in water or storage solution and to calibrate them regularly.