TRIM CARPENTER SUPPLY offers a huge warehouse of interior doors, pre-built frames, MDF mouldings, locksets, and door hardware. We carry all products necessary to finish a residential or commercial trim project.We offer a huge variety of in-stock primed MDF (Medium Density Fibreboard) mouldings in a wide range of designs to suit the most demanding specifications. . In addition, we can supply CUSTOM DESIGNED MDF mouldings for the larger projects in virtually any design! MDF has quickly become one of the most widely accepted products in the industry due to its superior primed finish, longer standard lengths, and better value for the customer dollar.more...See more text