It would really help if you gave us a clue.
Is it a shed door?
Is it a garage door?
Is it a UPVC door?
Is it timber?---exterior grade or interior?
Is at a single door or one of a pair?
Is it glazed?
Is it a sliding door?
Finally is it a standard size ie, 72 inches high X 30 or 33inches wide.
Cledlyn, August 2008