Dymax Professional Regulator DC Solenoid RX-123 Medications & Treatments Features an alarm function to

Features an alarm function to alert you if the temperature falls or increases beyond the set temperature range (between 1-5 degrees)

it will be turned off immediately

letting the aquarium keeper know that the filter media needs to be cleaned out

Quiet operation – Sound dampening design

Dymax Professional Regulator DC Solenoid RX-123 Medications & Treatments Features an alarm function toDymax RX 123 DC Solenoid Regulator is made to provide constant regulation of Co2 for the aquarium. The regulator uses solid aluminum material that provides corrosion resistance against salt water. Besides being light in weight, the regulator also requires no tools for fastening onto the cylinder. Common leakage problems of the conservative regulators are often caused by high heat generated by its solenoid valve during operation. With the unique design