Modular Tubing 3/4" - Single Return Nozzle   Single 3/4 approximately 8" long   Perfect for creating directional return flow...

Modular Tubing 1/2" - Dual Return Nozzle Approx. 8" long Perfect for creating directional return flow in your aquarium!

Modular Tubing 1/2" - Single Return Nozzle Approx. 6.5" long Perfect for creating directional return flow in your aquarium!

Modular Tubing 3/4" - Dual Return Nozzle Double 3/4 approximately 9" long   Perfect for creating directional return flow in...

Dual Stage CO2 Regulator contains two gauges to show both working pressure and gas pressure in your tank.    Package...

Same as most digital meters, this meter apply a work theory which is measuring the liquid conductance to determine its...