MOCK SASH STORM PROOF
- 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.