under sink ro/di?

[saltydog1]

do i need a tank?..........i would like to run a new faucet(like at a bar) in the sprayer slot.........thanks for the help..david

 

[saltydog1]

i have a reef pure unit.......david

 

[davelin315]

are you asking if you need a storage tank? I would say yes if that's your question because even at a rate of over 100 gpd, that's still an awfully slow filling cup of water.