Engineering firm or architectural hardware supplier that might normally have a firm who can bend sheet metal to make door threshold covers. That's where I'd start. Probably end up making something in normal building materials to save costs by the end of the enquiries though.
Engineering firm or architectural hardware supplier that might normally have a firm who can bend sheet metal to make door threshold covers. That's where I'd start. Probably end up making something in normal building materials to save costs by the end of the enquiries though.