Patented solution with upper and lower frames, the frames are minimal and match the size of your existing window sashes, minimising their visual appearance.

We provide a unique opening mechanism that can be opened for ventilation, cleaning and easily removed in the summer months.

Manufactured with 4mm toughened safety glass bonded into a custom manufactured aluminium extrusion with a durable powder-coated finish and a perimeter seal that fits to the staff bead of the window, minimising draughts.

Mounted within the depth of the staff bead so does not impair the operation of the shutters. Our survey identifies windows that are not entirely square and we are able to accommodate these within certain limits.

Installation is straight forward with minimal impact on the fabric of the building and is entirely reversible.