These fully finished external Bifold Doors feature a preservative-treated Engineered timber core, which is also treated with a water-repellent system for long-term stability and durability. The doors come factory-glazed with high performance LowE DG Units and the whole doorset is factory-finished in Anthracite Grey.
Fully factory-finished in durable Anthracite Grey (RAL 7016M) paint system.
4 doors, opening out can be installed to open either 3 sliding to the left or right with 1 daily access door.
Factory-glazed with 22mm clear LowE DG Units, giving excellent thermal insulation, which exceeds the requirements of Building Regulations and saves you money on energy bills.
Supplied complete with doors, frame, top-hung PAS 24 hardware, multi-point locking system, chrome handles and all required fixings.
54mm thick doors feature slim timber sections, giving more glass and less frame to maximise available light.
Whole product U Value (thermal insulation) of 1.5 W/m2K.
Co-ordinates with 54mm Grey French Doorsets.
Surface-fit hinges, factory-machined components and detailed instructions ensure trouble-free installation.
Brickwork opening size 10mm larger in height and width than overall frame size.
Delivery to UK mainland in 5 working days.