I've got a half full tin of felt adhesive that wasn't shut properly, it's still tacky but has gone very stiff, unworkable in its current state.
What can I add to it to liven it up, white spirit, meths, cellulose thinners?
It's only going to be used on a shed.
What can I add to it to liven it up, white spirit, meths, cellulose thinners?
It's only going to be used on a shed.