Homemade ro need 3/8 supply?

[Hunt4sap]

I have a AquaTech 8800 series pump. My pre-filter has quarter inch thread size and my membrane have quarter inch thread size will this work with quarter inch or do I need to upsize to 3/8 inch?

[ecolbeck]

I think this website will have most everything you need.

https://sites.google.com/view/mattatuckmadnessmaplesyrup/homemade-reverse-osmosis