Zendow Neo French Door - F7 Open Out

Linktrusion (combining new material and processes):

- Door sash:

Continuous glass fibre strip embedded into the outer walls, replacing traditional steel reinforcement to significantly increase thermal performance.

Accreditation (indicative):

- Maximum sizes:

• Double leaf: 2200 mm wide x 2500 mm high.

• Open-in or open-out, double glazed, standard or low PVC-U or aluminium threshold, DK (key-key) D KT (key-thumbturn).

- Performance:

• Air permeability: Class 4.

• Exposure category: Class A3.

• Water tightness Class 4A.

Seals and gaskets:

Main profiles supplied with high-performance integral multifunctional seal/gasket.

Reinforcing:

Galvanized steel profiles optimised for strength and secure hardware attachment.

Hardware:

• Will accept hardware from most manufacturers.

• Full depth euro-groove.

• Secure location of hardware.

Security:

• Internally glazed as standard.

• Double doors have been assessed to PAS 24 (enhanced security).

Thermal insulation:

• Whole door ‘U’ values comply with Approved Document L (Eng/Wales) Section 6 (Scotland) of the Building Regulations.

• Lower ‘U’ values can be achieved.

• Door energy ratings E to A++ can be achieved.

Framing:

- Linktrusion (combining new material and processes):

Instead of traditional steel reinforcement, thermal reinforcement consisting of a recycled PVC skin, steel wires and a low density foam core to significantly increase thermal performance. Regular steel reinforcement also available.

• 54 mm (threshold), 64 and 70 mm outer frames.

• Dedicated 108 mm sashes for inward and outward opening doors.

• Low threshold to suit inward and outward opening doors to improve access for the disabled and wheelchair users.

Door options:

• Open in or open out.

• Fanlights and sidelight frames.

• Options for transoms and mullions.

• Designed for use with entrance units and conservatories.

Fabrication:

• Fully welded construction.

• Option for mechanically jointed transom/ mullions.

Glazing:

• Choice of three glazing bead styles.

• Frames accept units from 5 mm up to 42 mm thick.

• Sashes accept units from 17 mm up to 54 mm thick.

• Georgian bar and leaded light options.

Ancillaries:

• Frame extensions, sills and weathering trims.

• Lightweight and structural coupling members.

• Standard and structural bay corner posts.

• Architraves and finishing trims.

Ventilation:

Proprietary ventilation devices can be fitted to the doors in compliance with Building Regulations.

Fixing:

• Fixing can be achieved through the frame with bespoke fixing lugs or into proprietary cavity closers or sub-frame systems.

• Fixing methods exist for timber framing, flush or check reveals.