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Sash Weights

Calder lead sash weights are an important component in the refurbishment or manufacture of classic sash windows. They are 50mm in diameter, chamfered at each end and fitted with an anchor bolt and hook. Our sash weights are available in 0.5lb increments between 2lb and 29lb. Each is individually marked with its weight and drilled with a 10mm hole.


  • 50mm (2″) diameter C/W 10mm hole
  • Chamfered ends to avoid snagging
  • Hook with anchor bolt
  • Weight individually marked
  • Transportation hole
  • Manufactured in 1/2lb increments, from 2lb to 29lb
  • Over 29lb coupled, fitted with with hook and eye
  • Standard delivery 5-7 days

None standard are also available:
Manufactured in 1″, 1 1/4″, 1 1/2″ and 1 3/4″Ø. Delivery period on request.


Sash Weights

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