Heritage 2800 Flush Casement - Single Opener - C4

Accreditation (BS 7412, BS 6375 and PAS 24):

- Sizes tested (maximum):

• Top hung: 1200 mm wide x 1500 mm high.

• Side hung: 900 mm wide x 1400 mm high.

• Fixed light: 3000 mm wide x 3000 mm high (maximum perimeter: 8000 mm).

• Multilight windows with reinforced transom or mullions: 2400 mm wide x 2400 mm high (maximum perimeter: 7600 mm; maximum transom or mullion span: 1400 mm).

Maximum sizes must be within the range recommended by the manufacturer of the hardware selected.

- Performance:

• Air permeability: Class 4.

• Exposure category: Class A5.

• Water tightness: Class 9A.

Framing:

Standard slimline sash.

Seals and gaskets:

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

Reinforcing:

Galvanized steel profiles optimised for strength and secure hardware attachment.

Fabrication:

• Fully welded construction.

• Option for mechanically jointed transom/ mullion.

Hardware:

• Will accept all popular hardware.

• Full depth euro-groove.

• Secure location of hardware.

Security:

• Internally glazed as standard.

• Casement window styles have been assessed to PAS24 (for enhanced security standard).

Thermal insulation:

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

• Lower ‘U’ values can be achieved.

• Window energy ratings C to A++ can be achieved.

Acoustic performance:

• Rw (C ; Ctr) 35 (-2 ; -5) dB.

• Rw (C ; Ctr) 38 (-1 ; -4) dB.

Framing:

• Choice of three outer frame sizes (55, 70 and 85 mm).

• Choice of three transom and mullion sizes (70, 85 and 110 mm).

Window styles:

• Top hung, side hung and fixed light frames.

• Multilights combining above elements.

• ‘T’ or cruciform transom or mullion joints.

• Coupled flat and bay or bow window styles.

Glazing:

• Accepts units from 3 mm up to 40 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 windows 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.