Traditional Sash Box Windows are made with 2 sashes that the windows slide up and down using vertical grooves, counteracted through lead weights on cords. Sash Windows are opened by sliding them open vertically.

The original Sash Box windows were originated in Holland or France in the early 17th century. Through the industrial revolution Sash Box windows were developed with the evolution of precision engineering which now allows larger glass and continues to improve through design and look. 

There has been a steady decline in popularity of traditional Sash Windows due in part to the affordability and development of uPVC mock timber windows. With their affordability and lack of maintenance that is required. 

Sash Box Windows are making a come back as of late due to their exceptionally period aesthetics therefore, its easy to see why Greenwood Joinery continue to be a favourite with traditional and unique bespoke designs to match your home.