Firma Fastner & Co.GmbH is the supplier of: open and closed Glass-melting pots, Pot Rings and Accessoires, Debiteuses & Underbridges, Stirrers Gathering Balls, Laboratory Crucibles, Furnace Materials, wet and dry Glass-melting pot clays. With the exception of special sizes all open pots are produced in fully-automatic press.

The only agent for Fastner on territory of Poland is TIMEX's trade office in Konik Nowy.