Double Action Spring Hinges from Frelan Hardware.
Tension Pins are inserted into the Knuckle of the hinge,
which then control the tension by locating into holes.
Not approved for use on Fire Doors
Come in 4 different sizes to suit different Door thickness,
widths and weights. See below for specifications.
Supplied in Pairs with fitting instructions
Fitting screws not supplied

Dimensions:
  75mm  hinge = Door Max: 18-25mm thick ,  600mm wide.    Max Weight 15kg
102mm hinge = Door Max: 25-30mm thick ,  700mm wide.    Max Weight 22kg
125mm hinge = Door Max: 30-35mm thick ,  700mm wide.    Max Weight 27kg
152mm hinge = Door Max: 35-40mm thick ,  750mm wide.    Max Weight 40kg
175mm hinge = Door Max: 40-45mm thick ,  850mm wide.    Max Weight 55kg

Available Finishes:
Polished Brass (PB)
Grey (GREY)