Additional Features of This Window System

  • 66mm frame, double gasket, opens out
  • The bottom half is a fixed glass unit and top half is hinged at the sides as a Top Hung opener, outward opening storm casement with decorative horns.
  • The top opener overlaps the frame on the outside and is sealed with another gasket giving you a Double gasket system; meaning more insulation, more windproof and more secure
  • Available only with Friction Stay Hinges (Optional for Safety we can offer Restricted opening hinges)
  • High security multi-point window locks with Night ventilation locking for safety
  • Lambs Tongue is our standard Horn Design (customisable)
  • Externally glazed as standard but we can do internal glazing if preferred for this system
  •  U-Value = 1.4 W/m2K (Measured on Redwood items)
White or RAL factory painted and glazed products are guaranteed for 10 years against timber rot and structural integrity. Factory stained & glazed products are guaranteed for 6 years against timber rot and structural integrity.