Friction Hinge, Restrictor, for Side or Top Hung Windows, Stainless Steel or Brass

For top hung windows, length 509 mm (20"), max. vent weight 24 kg, opening angle 52°

Art. no. 911.59.126

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Friction Hinge, Restrictor, for Side or Top Hung Windows, Stainless Steel or Brass

For top hung windows, length 509 mm (20"), max. vent weight 24 kg, opening angle 52°

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Article details

Designed to protect against accidental falling
Mechanism that restricts the initial window opening to 100 mm
Complies with BS 8213 Part 1: 2001 'Code of Practice for Safety in use and cleaning' and BS EN 14351-1: 2006 'Load bearing capacity of safety devices'
Designed to be unobtrusive, the opening catch is less tempting to children
The mechanism requires a certain length of strength and dexterity to operate and two hands are required co-ordinate opening, giving added protection
The entire restrictor mechanism is integral to the hinge, eliminating the need for a separate restrictor
Please see cat. page for additional technical info.

  • Window friction hinges:
    Size and weight parameters are to be strictly observed
    Passed endurance assessment by the British Board Agreement
    Tested to 30,000 cycles
    Waterproof lubricant added to each pivot point during manufacture
    Slotted fixing holes in the base channel and sash bar, with finial fixing holes in each component
    Stacking height 13 mm on standard and 14 mm heavy duty (17/18 mm available to order, subject to quantity)
    Suitable for timber, PVCu and aluminium windows
    Friction hinges should always be fixed with end-cap abutting the corner of the window frame (see diagram)
    Friction hinge mounting faces must be flat, parallel and provide the correct cavity clearance 13/14 mm or 17/18 mm (-0 mm +1 mm)
    Centre line of both vent and frame should be coincidental and parallel
    After installation, the friction screw should be adjusted to obtain the desired resistance
    All windows hardware will require regular inspection, cleaning and maintenance in order to operate in the manner for which they have been designed
    10 year performance guarantee

Opening angle

52 °

Material

Stay parts: Ferritic stainless steel grade 430
Friction slide: Glass- filled nylon
Adjustment screws: Brass

Length

509 mm
Corporate Office: Häfele America Co., 3901 Cheyenne Drive, Archdale, N.C. 27263
Phone: 800.423.3531, Fax: 800.325.6197, Local Phone: 336.434.2322, Email: info@haefeleamericas.com
06/12/2022