Low cost pivot hinges are available for hollow core timber doors. They are made of a special blend of Nylon with a bronze bearing bush. They can be used for doors, louvres, screens etc.
Angle-Shoe Pivot hinge company in Australia makes innovative pivot sets for doors without door jambs and architraves. website www.angleshoe.com email hstyles@bigpond.net.au telephone 61 2 6232 6455 facsimile 61 2 6232 6456 "It's interesting door hardware" - Howard Styles architect