PowerLOAD Hinges Tested to BS EN 1935:2002 and CE marked, UNION hinges have been assessed for use on timber fire doors to BS EN 1634-1, and are ideal for the specification market where durability, reliability and outstanding performance are paramount. 601 - Butt HingeHigh performance bushed bearing butt hinge suitable for s… 602 - Hinge with 20mm ProjectionHigh performance bushed bearing butt hinge suitable for s… 603 - Butt HingeHigh performance bushed bearing butt hinge suitable for s… 604 - Lift-Off HingeLift-off hinge suitable for heavy duty applications and f… 605 - Lift-Off HingeLift-off hinge suitable for heavy duty applications and f…