HERITAGE BOX SLIDING SASH
(14mm KRYPTON GLASS)

Additional Features of This Door System

  • Slim 14mm Double glazing unit (filled with Krypton Gas) with approx 5mm glass sight lines, sprig fixing under putty to fix the glass, approx 7 to 8 mm glazing rebate
  • Externally Glazed with True putty glass sealing outside to match originals and painted over for further sealing
  • Slim Georgian bars at 18 or 20mm with separate glass units
  • Slim 30mm Midrails
  • Slim 135mm inside to outside frame thickness
  • Our standard is Engineered European Redwood, or Hardwood (Oak or Sapele) to reduce possibility of bending/warping, or optional whole timber elements if preferred
  • Standard is Brush painted, or sprayed if preferred
  • Concealed gasket system to prevent rattles and leaks
  • Deep Bottom Rails
  • CE Marked EN 14351-1 2006+A1:2010
  • U-Value = 1.5 W/m2K (Measured on Redwood items)
  • Square end traditional Pulleys and Weights
  • Fitch fasteners,
  • D-Handles
  • Lifting Hooks
  • Child Locks/ Extra Security available
  • Arched or swept heads or arched frames
  • Custom horn designs
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.