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Sash Bar & Weights

Calder sash bar and sash weights are a superior addition to new or refurbished sash windows.

Sash bars are offered in both round and square sections of 25, 32, 38, 45 and 50mm. Each 600mm or 1200mm long bar has a 10mm diameter central hole throughout its length and can easily be cut to a desired size/weight using a course bladed wood saw.

Sash weights are 50mm in diameter and available from 227g to 13.15kg in 227g increments. Each weight has chamfered ends to avoid snagging and is supplied with a hook securely anchored in a 10mm diameter central hole.

Alternative, sash bar lengths and sash weight diameters are available and all can be purchased online please contact us at the Lead Weight Company (below) for more information.


  • Supplied in 1″, 1 1/4″, 1 1/2″, 1 3/4″ and 2″ square
  • Small radius on all corners
  • 10mm (2/5″) through hole
  • 600mm (24″) and 1200mm (48″) lengths
  • Standard delivery 5-7 days

None standard available. Any size cut to your length.


  • 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.

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