The ApexEL Controller makes having a great aquarium easier. The real pleasures of an aquarium are often overshadowed by the struggle of upkeep. Worse yet, aquatic animals are unnecessarily sacrificed everyday...

Avert a leak disaster with LDK Leak Detection Kit! Aquarium leaks are one of the most feared events for even the most seasoned aquarist – and for good reason. When...

Floating Glass Thermometer Floating Glass Thermometers deliver accurate and easy-to-read temperature measurements in home or commercial aquariums. The unique floating design is equipped with a strong suction cup. Either secure...

Digital Thermometer The Underwater Treasures Digital Thermometer gives an accurate reading and features an easy-to-read green indicator, so you'll always be sure your tank is at the correct temperature. It...

2-month reagent kit (based on the default testing schedule of 4-Alk/2-Ca/2-Mg per day).  The reagent kit has at least 240 alkalinity tests and 120 tests each of Calcium and Magnesium. Neptune...

Trident Reagent Kit 6 Month Supply - With six month kits, the cost of running the Trident is less than $17 per month - that’s averages out to about 7...

The Apex Display module is a sleek and compact way to interact with the Apex Base Unit.   The display has a mechanical, not membrane keypad.  So what you say? Well many devices...