What are the instructions for using my AJFJH50-PRO hose for the first time? Make sure that you extend your new FiberJacket hose to its full length before filling it with water when using it for the first time. By doing this, you can get the most water flow out of your new hose. Related articles Does the Aqua Joe PRO Fiberjacket Hose offer protection from UV Rays? Aqua Joe FLTSAND50 Pool Filter Sand How to Locate Serial Number, Model Number and the Date Code Does the AJFJH75-34-CTR-BLK hose have a long-lasting quality? What is the life expectancy of the pump found in my unit?