We believe our new double-glazed sashes fitted into existing box frame service is the most comprehensive within the market. Your new sashes will be supplied fully painted, applied with 4 coats of micro-porous paint.
Double glazing brings many benefits, including improved draught proofing, better heat retention, noise reduction, improved security giving the look of a new window without the cost. At the same time this service allows you to retain the heritage look whilst keeping your original box frame and architraves.
Sashes are handcrafted to match the original design as closely as possible and SJB have many glazing options including safety/security glass, acoustic glass, stained glass, or obscure patterned glass.
The existing sashes, weights & beads are carefully removed and disposed of.
Original box frame pulley styles are stripped back to its original timber, sanded, repaired & filled as necessary to prepare for painting.