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SKRH Adjustable frame screw

Adjustable frame screw for fixing wooden window and door frames

  • SKRH consists of two elements, the body (a twin screw) and the adjusting element.
  • SKRH is installed into hard base materials using NAT nylon plug and into porous base materials using NAT L nylon plug.
  • SKRH is installed and adjusted with a setting tool. The predrilled hole diameter should be always 14 mm.
  • ZP for dry indoor and temporary outdoor use.

Technical features

Material
Steel, zinc plated / Zinc die casted
Suitable conditions
Dry indoor

Applications

  • Wooden window frames
  • Wooden door frames

Base materials

Also suitable for
  • Aerated concrete block
  • Hollow light expanded clay aggregate block
  • Natural stone
  • Non-cracked concrete
  • Perforated clay brick
  • Perforated sand-lime brick
  • Solid clay brick
  • Solid light expanded clay aggregate block
  • Solid sand-lime brick
  • Wood

SKRH Products

Type Code Eta approval Size Length Drill hole diameter
7x90 75851 No
7x70 75850 No

Additional information

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