DYMAX Check Valve (2PCS/PKT)

Prevent Water from Flowing Back Aquarium check valves are often paired with air pumps or CO2 regulators to prevent water from flowing back. WARRANTY CoralVue, Inc. and Dymax hereby guarantee this product to be free from defects in material and workmanship for a period of: 1 Year Warranty is activated on the date of purchase. This Standard Limited Warranty applies and is limited as follows: To the product only as long as it remains in the possession of the original purchaser. To the product that has not been subject to accident, misuse or abuse. To the product that has not been modified, altered, defaced, or had repairs made or attempted by other than CoralVue, Inc. That CoralVue be immediately notified in writing within ten (10) days of first knowledge of defect by owner or his agent. That CoralVue, Inc. shall be given first opportunity to make any repairs, replacements or corrections to the defective construction within a reasonable period of time. Under no circumstances shall Co