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WCO Natural Louvred Ventilator

Verified by manufacturer 2 months ago

Colt International Ltd

Climate Control product, providing extract ventilation and entry of natural daylight.

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+44 (0)23 9245 1111 Website

Application

Weathered extract ventilation and entry of natural daylight for most kinds of industrial and commercial buildings.

Description

Climate Control product, providing extract ventilation and entry of natural daylight for most kinds of industrial and commercial buildings.


Features and benefits:

  • Predominantly a Climate Control product, as its top section provides maximum ventilation.
  • Wide range of applications: can provide day-to-day ventilation.
  • Polycarbonate versions allow the entry of natural daylight.
  • Pneumatic, electric or hand controls and a wide range of louvre types, accessories and finishes.
  • The pneumatic control can be extended to incorporate a rain sensor, so that when it rains the top louvres automatically close and simultaneously the side louvres open.
  • High performance: aerodynamically efficient and has a high resistance to weather.
  • Easy to install; delivered fully assembled to site and may be installed at any angle from the horizontal to 45°.
  • Wide range of base profiles to suit all sheeting, curb or glazing applications.
  • Durable: manufactured from tough, corrosion resistant aluminium alloy, grade 3005 in accordance with EN 573-3, with stainless steel fixings. Louvres pivot on double nylon UV- resistant bearings.
  • Manufactured under the ISO 9000 quality standard.
  • Pre-order design service available.

General information

Color

Silver

Other

Material

Aluminium

Corrosion-resistant aluminium alloy grade 3005 in accordance with EN 573-3.

Polycarbonate

Shape

Square

Rectangle

Length

Bespoke

Width

Bespoke

Height

Bespoke

Uniclass

Pr_30_59_29_75 Roof ventilator unitPrimary

CAWS

L10/490 Roof ventilators

L10/47 Roof ventilators

Product range

Natural louvred ventilators
HVAC Products

Specification data - Roof ventilator unit

Arrangement

Louvred.

Ventilator type

B.

External finish

Mill finish.

Principal components polyester powder coated.

75 µm standard thickness.

Colour

Natural.

Mill finish only (silver).

RAL.

Insert requirements; powder-coated finish only.

Operation

-

Type

Electric, 24 V d.c.

Electric, 230 V a.c.

Pneumatic.

Manual.

Accessories

Various accessories are available to suit the particular application, including guards, base extension plates, base covers and supports, sheeting closure pieces, fusible link temperature ratings and link covers.

-

U-value

3.2–6.0 W/m²K.

Varies with size and options specified; consult manufacturer for details.

Sound insulation

10–15 dB.

Damper

Controllable side dampers.

If the louvres are closed, permanent ventilation can be obtained via two inner side dampers.

Guards

Not required.

Bird.

Insect.

Security.

Seals

Not required.

Low-loss brush seals.

For aluminium louvres

Rubber seals.

For glass or polycarbonate louvres

Colour

To match frame.

Natural.

Mill finish only (silver).

RAL.

Insert requirements; powder-coated finish only.

Finish

To match frame.

Mill finish.

Principal components polyester powder coated.

75 µm standard thickness.

Material

Corrosion-resistant aluminium alloy grade 3005 in accordance with EN 573-3.

Louvres

Single-skin aluminium.

Insulated double-skin aluminium.

Twin-wall clear polycarbonate.

Twin-wall opaque polycarbonate.

Frame

Corrosion-resistant aluminium alloy grade 3005 in accordance with EN 573-3.

With stainless steel fixings.

Initiation

If used as a smoke ventilator, activation is either by local thermal fuse which opens the unit at a pre-selected temperature, or by responding to an external release signal.


Note this product is not certified as a smoke ventilator.

Manual.

Manual controls only.

Double-action locking.

Pneumatic or electric controls only.

Failsafe open.

Pneumatic or electric controls only.

Failsafe closed.

Pneumatic or electric controls only.

Height

780 mm.

Width

550 mm.

700 mm.

850 mm.

1000 mm.

1150 mm.

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Length

638 mm.

771 mm.

904 mm.

1037 mm.

1170 mm.

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Mounting

Roof-mounted, to suit sheeting.

Roof-mounted, to suit curb.

Roof-mounted, to suit glazing curtain walling systems.

Literature

WCO

WCO