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YWBL5-2207 No 5 Gearbox 22mm backset 8 x 7.7mm mushroom

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YWBL5-2207 No 5 Gearbox 22mm backset 8 x 7.7mm mushroom


Employing innovative bi-directional locking technology, the Yale Encloser window lock delivers Secured by Design security performance, together with extremely fast fitting and absolutely no cropping. Designed to work with all uPVC window systems and suitable for all sash sizes from 270mm to 1400mm, the Yale Encloser is a true 'fast fit' high performance window lock solution.



  • Bi-directional locking cams
  • 7.7mm, 9mm and 10.5mm mushroom cam heights 20mm and 22mm backset variants
  • Simple compression adjustment
  • Suitable for sash sizes 270mm to 1400mm
  • 7 models covering 2, 4 and 6 mushrooms
  • Included in the Lifetime Guarantee (terms and conditions apply)
  • Suitable for use on PVC, Aluminium and Timber


  • Corrosion resistance to BS EN 1670:2007 Grade 4
  • Tested to a minimum order 50,000 cycle operational lifespan
  • BBA Certification
  • Meets requirements of PAS 24:2016