SPECIFICATION FOR THE COLT COLTLITE LWS OVERLAPPING VENTILATOR
Manufacturer
Colt International Limited
New Lane, Havant, Hampshire. PO9 2LY
Tel. 023 9245 1111
Fax. 023 9245 4220
Product Reference
Coltlite LWS Glass Louvred Overlapping Ventilator
Description
Thermally broken extruded aluminium (46mm thick) outer frame with frameless controllable (single glazed) overlapping glass louvres.
Glass and Louvre Type
8mm / 10mm 12mm overall clear toughened, float or laminated glass with overlapping blades.
Size Range
250mm to 1600mm wide x 200mm to 3000mm high as a module.
Blade pitch
110 - 300mm (depending on overall size of complete unit) with centre pivot point
Fixing type
Ventilator can be provided with
- Through frame fixing into steelwork
- Frame slot in tag fixings
- Glazing beads inserts up to 40mm for glazing systems
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.
Decorative Finish
- Polyester powder paint (RAL colour)
- Natural (Silver) anodised finish AA20
Technical Data
U value with 10mm glass installed - 6W/m²/K
Aerodynamic coefficient (Cv): 0.66 when fully open
Air permeability at 50Pa: 10.46m³/hr/m² = 1.76m³/hr/m of seal
Watertight to 100Pa
* NOTE - suitable for vertical application only
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