Timber box vertical sliding sash windows are manufactured in the Clifton Joinery workshop to meet exact client specifications. They meet all the appropriate British Standards.
Timber box vertical sliding sash windows are available in a choice of Idigbo, Red Grandis, Accoya or Oak solid hardwoods. They have traditional weights, cords and pulleys.
Manufactured using CNC jointing technology and finished with three coats of microporous paint in a colour of the client’s choice, they are low maintenance and fully draught-proofed.
Additional design options include curved or square head windows, double or single glazing and extended sills. Mouldings are made to client specification or to match existing mouldings and a choice of ironmongery is also offered.
Windows can also be incorporated into security systems if required.
Key data
| Configurations | Vertical sliding sash windows |
| Frame width (mm) | up to 3500mm |
| Glazing unit thickness (mm) | 24mm double glazed as standard |
| BFRC window energy rating | Varies dependent on specification |
| U value (W/m2K) | Varies dependent on specification |
| Sound reduction (Rw dB) | Varies dependent on specification |
