As the paint is so thick I have to try with an old one to evaluate the kind of nozzle it will be needed on a new one. (If all of this works fine. 
)
Except when it doesn’t. 
As the paint is so thick I have to try with an old one to evaluate the kind of nozzle it will be needed on a new one. (If all of this works fine. )
Except when it doesn’t.