Tank maintenance can be made easier with the addition of monitors and controllers in your reef keeping arsenal. Bulk Reef Supply carries a variety of brands like Neptune Systems, Milwaukee, Digital Aquatics ReefKeeper, Pinpoint, HM Digital as well as our own line of BRS pH and ORP probes. Stability is the key to success in any reef aquarium. By using monitoring and controlling equipment, you ensure the most stable aquarium conditions for your tank inhabitants. By staying on top of the levels of your tank’s water parameters, you can ensure the health of your tank before a serious problem arises.