Sliding Sash with Spring Balances

If your reveal is the same dimension inside and outside or if your building is more modern in design, then perhaps a Spring Balanced system is a more suitable option for you. Our Spring Systems are from Caldwell Hardware (UK) Limited, solutions that set new standards.

Additional Features of This Window System

  • Solid timber frame measuring 60mm wide outside and 40mm wide inside
  • Springs are housed in the solid timber frame for best aesthetics
  • This window slides up and down only with restrictors as standard.
  • U-Value = 1.3 W/m2K (Measured on Redwood items)

View Technical Drawing

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For any additional options & customization, feel free to contact us.