Hello everyone i have a 3/4 inch manifold with 6 outputs controlled by spears 1/4 turn valves only two are in use one to supply a algae scrubber and the other to supply a UV. I supply the manifold with a dc pump that does 2100 gph connected to about 3 1/2 feet of 1 inch ID tubing. I connected my algae with quick connect 1/2 tubing from the manifold at this point i'm only getting 117 gph at the algae scrubber. I f
eel like i should be getting so much more flow to the scrubber.