A French door set with the door jam (standard 60-inch set) can run $329 -- but prowl the junk yards near me for this... you can find a full set (usually with the jam) for as little as $60. This is the kind of thing you tell the junkyard worker to keep an eye out for and call you if he or she gets one in. Tip them well and they will call you when the "good stuff" comes in. This will save