SPECIFICATION FOR THE COLT COLTLITE LWST VENTILATOR
Manufacturer
Colt International Limited
New Lane, Havant, Hampshire. PO9 2LY
Tel. 023 9245 1111
Fax. 023 9245 4220
Product Reference
Coltlite LWST Glass Louvred Ventilator
Description
Extruded aluminium outer frame 47mm deep, with flush framed controllable double glazed louvres with thermal breaks to both outer and internal sections.
Size Range
250mm to 1600mm wide x 200mm to 3000mm high as one module
Glass Type
34mm overall clear toughened double glazed unit with flush external glass.
Horizontal louvre frame not visible from the exterior when closed.
Blade pitch
110 - 350mm (depending on overall size of complete unit) with central pivot point
Control Options
A) Hand - Lever or crank handle operation.
B) Motorised - Frame mounted motor (hidden behind side frame profile) to be positioned at top or bottom on either side frame, with a 230 volt AC or 24 volt DC motor and with a typical operation time to be 15-30 seconds
Fixing Option
- Fixing to curtain walling using a 28mm thermally broken integrated glazing frame profile.
Decorative Finish
- Polyester powder paint (RAL colour) with inner and outer sections being different colours.
- Natural (Silver) anodised AA20
Technical Data
Thermal performance 2.3 W/m²/K
erodynamic coefficient (Cv): 0.55 when fully open
Air permeability 7.22m³/m²/hr @ 50Pa = 1.2m³/hr m of seal
Watertight at 150Pa
Maximum acoustic rating to 38dB (Rw).
* NOTE - suitable for vertical applications only
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