• Retro-fitted core ventilator for background room ventilation. Fitted from the inside.

• Allows the introduction of fresh outside air into the room to disperse moisture, odours and other airborne pollutants.

• Use in noisy areas to reduce the amount of noise entering the building for a more peaceful environment.

• Unique draught-reducing panel manually adjusted with an easy push/pull or tilt action allowing air to be controlled as required.

• Paint or wallpaper the panel to match room décor for a discreet appearance.

• External water baffle prevents transfer of water across the cavity.

• External grille U.V. stabilised to slow down the effects of sunlight.

• Sound reduced by 44 dB with internal grille fully open and 50 dB when closed (Dn,e,w) (tested by BRE Acoustics).

• 7,700mm² (77cm²) equivalent area (tested to BS EN 13141-1:2004 and independently verified by the BRE).

Size:

• Tube: 127mm (5″) Dia. x 358mm L.

• Panel: 172mm L x 172mm H.

• Please note: This item is a plastic component and therefore is not suitable for use within a) the external walls of buildings more than 11m high where people sleep on the premises (residential, institutional or hospitality) or b) external wall surfaces within 1m of the boundary if the building is 11m high or less, in England.

Colours:

• Terracotta - DB44AWV-T

• Buff/Sand - DB44AWV- S

• White - DB44AWV-W

• Internal panel: Magnolia (may be painted or wallpapered to match décor).