Have you glued a short length of pipe into your grey boss pipe?
If not, I’m not surprised it felt loose- I would definitely add this short length of pipe or you’ll get a leak in the future- same as when people use a pan connector into a socket, it may hold for a while but not long term.
If not, I’m not surprised it felt loose- I would definitely add this short length of pipe or you’ll get a leak in the future- same as when people use a pan connector into a socket, it may hold for a while but not long term.