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Optio 58BW Flush HI Window


The 58BW Flush HI window combines minimal sightlines and maximum weather resistance with all the best features of the tried and trusted 58BW range: advanced performance, versatility and security.

Design features

  • Advanced weather performance – features like the double rebate, and friction stays on side-hung windows offer protection against bad weather conditions.
  • Slimmer sightlines – 45mm ultra-slim sash suits a range of property styles.
  • Unique polyamide thermal break design to improve thermal performance.
  • Certified under the Secured by Design scheme Tested to PAS24.

Options

  • Open-out sashes including top and side-hung.  
  • The flushshadow line can be complimented with a choice of flat, putty line or stepped edge.
  • Herritage vent styles to suit the property Available in a range of standard and RAL colours.  
  • Stock offer -readily available on a 5-day lead time in colours 9910HG, 7016M, and 9005M as well as dual colour white/grey and white/black.
U-Value (Double Glazing)

1.4 W/m²K

U-Value (Triple Glazing)

1.0 W/m²K

Window Energy Rating (WER)

A - B

BRE Green Guide Rating

A rated

Air Permeability Class

4 (600 Pa)

WaterTightness Class

E1500 (1500 Pa)

Wind Resistance Class

E2400 (2400 Pa)

Security

24

3rd Party Certification

Q-Mark