Phos-Feed Phosphate is one of the nutrients with high consumption and often low availability in the reef aquarium as well as in unpolluted natural coral reefs. Phosphate is essential in many growth processes of coral skeleton and tissue.

Apogee Protective carrying case Protective carrying case designed to transport and store Apogee meters, sensors, and accessories. Please note, this case does not fit the AM-320 underwater wand. It will fit a AM-310 telescopic wand, but that wand is not recommended for underwater use. Dimensions (LxWxH): Width approx. 27 cm Height approx. 16,5...

PAR meter MQ-510 The MQ-510 quantum meter is designed for underwater PAR measurements and already applies the sensor's immersion effect correction factor to the meter readings through firmware. The meter consists of a waterproof quantum sensor attached via waterproof cable to a handheld meter. The waterproof sensor incorporates a blue-enhanced silicon photodiode...