• 147mm featured outerframe
• Putty line external bars
• Tilt restrictors to all sashes
• Ultralift balances(10 Year Guarantee)
• Balance retaining clips
• Brass,White or Chrome furniture
• 24mm Double glazed units
• A Rated a Standard

Replacing your windows is not a decision that you make lightly, the choice of window can have a huge effect on the appearance and character of your home.

The amazing Authentic sliding sash window can transform a period property , retaining or re-instating the proportion and elegance of a traditional sash window.

Our Authentic vertical sliding sash windows are our mid range window, they have all the features above as standard with option of extras .

Such as

• 133mm featured outerframe
• White or Cream woodgrain effect foil
• Real feel putty line plant on Georgian bar
• Continuous horns
• Trickle vents
• Two stage keeps
• Non Locking cams
• Chrome or White fittings
• Sash secure upgrade

Download Bygone Brochure Download Glass pattern Brochure Download Condensation Guide