Constantly adding water & coolant to radiator, what could be the problem? Model A Q&A of the day

Todays Ford Model A question of the day comes from Johnathan! He’s constantly adding water and coolant to the radiator, he can’t find a leak anywhere and would like suggestions on what’s causing this leak issue. ‪@ModelA‬ gives a few reasons for what the problem could be, what to check and try! The link to the video How a radiator works a 2 different ways to change and refill coolant -    • Ford Model A Radiators, how do they work? ...   Happy Valentine’s Day 💕💗💕💗💕💗