Place water / lava / start a fire on the netherrack and water in the chimney (the source block have to be on top) and you're good to go

Top chest is input, don't forget to set the filter on what item you want to get on the bottom funnel

If you don't have any brass, you can build this andesite variation like in the gallery or in this reddit post https://www.reddit.com/r/CreateMod/comments/wcyhc3/hi_create_people_this_is_a_simple_and_cheap/