Caldwell Folding Window Opener Low-level Operation

In stock

  • 5mm
  • 150mm
  • Satin Silver
  • 25mm
Part Number:

RRP: £9.40 +VAT

Trade Price:
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To order a box, please order 100

Code Folding Opener Step Folding Opener Throw Finish Vertical Screw Fixings Stock Box Qty RRP Trade Price Qty
CFO11205 5mm 150mm Satin Silver 25mm 10+ 100 £9.40 Apply/​Login
Prices are excluding VAT


Caldwell’s folding openers (or over centre cam stays) deliver secure and safe restricted opening and ventilation all in one. These hard-wearing, highly usable aluminium components can be configured for numerous sizes and types of casements usually in non-domestic settings such as schools, hospitals, offices, hotels and more.

For the fabricator manual & order form, please see the product downloads section below. 

Screw Fixings

Frame Fixing
Plate Height

Sash Fixing
Plate Height

112150mm5, 7 or 16mm25mm25mm10mm
113150mm5 or 7mm15mm17mm9mm
183100mm5 or 16mm32mm25mm10mm


  • Available in various step sizes and vertical screw centres (see table)
  • Gives a sash movement of 100 or 150mm (see table)
  • Resilient anodised satin silver finish
  • It is recommended that Folding openers are positioned between 100 and 200mm from the corner of the sash to ensure system integrity.
  • Quality manufactured to British Standard BS EN ISO 9001: 2008
  • Corrosion resistant to BS 7412: 2007
  • Open/close cycle tested in excess of 100,000 cycles
  • Suitable for use on most timber, PVCu, aluminium, steel and composite windows.
Box Quantity 0
Part Code CFO11205 | CFO11207 | CFO11216 | CFO11305 | CFO1137 | CFO11705 | CFO18305 | CFO18316 | CFO18716 | CFO19005 | CFO19016

Product Downloads