Correct. I believe you are talking about yankee wax (not the candles!) it is invariably used with either a hot iron or buffer disc. I have used it it cold, without a disc and then applied heat with great resultsIf you need any further help/assistance/product let me know but allow a few days for a response as I'm in the midst of my Cordwainer finals!
4/15/13 at 10:34am