I do have a distribution block, 1/2" in , two outlets, 1/2 and 3/8(with a bushing to a 1/4), actually, I have 2 dist blocks, inlet and a return dist block

, all I could fit in this mini mid-tower, pump cost me $97 + shipping, finally all 3/4" fittings, pictures are soon to come, my storage container now holds 12 gallons+ 2 gallons in the lines
Jim