Water purification device accessories, hose 1/4" 3/8" OD to 1/4" 3/8" 1/2", quick connect fitting for plastic water pipe RO

Note: Hose, OD≈ from hose, OD≈ from male thread, OD≈ from male thread, OD≈ from male thread, OD≈ from male thread, OD≈ from "female thread ID≈" "female thread ID≈ 12" "female thread ID≈ 15" "female thread ID≈ 19"