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Description

Louvre for providing natural ventilation.

Features and benefits:

  • Suitable for use in unheated spaces where high levels of permanent ventilation are required (e.g. plant areas).
  • Available in a large range of sizes.
  • Meets the requirements of the Building Regulations (Part F - England and Wales, Section 3 - Scotland, Technical Booklet K - Northern Ireland).

General information

Size

600 x 600 mm

750 x 750 mm

900 x 600 mm

900 x 900 mm

1050 x 1050 mm

1200 x 600 mm

1200 x 900 mm

1200 x 1200 mm

1350 x 900 mm

1350 x 1350 mm

1500 x 900 mm

1500 x 1200 mm

1500 x 1500 mm

1800 x 900 mm

1800 x 1200 mm

1800 x 1800 mm

2000 x 1000 mm

2400 x 1200 mm

Bespoke

Consult manufacturer and insert requirements.

Uniclass 2015

Pr_70_65_04_56 Natural smoke and heat exhaust ventilatorsPrimary

CAWS

L10/490 Roof ventilators

Specification data - Natural smoke and heat exhaust ventilators

Product Reference

Penthouse Louvre

Size

600 x 600 mm

750 x 750 mm

900 x 600 mm

900 x 900 mm

1050 x 1050 mm

1200 x 600 mm

1200 x 900 mm

1200 x 1200 mm

1350 x 900 mm

1350 x 1350 mm

1500 x 900 mm

1500 x 1200 mm

1500 x 1500 mm

1800 x 900 mm

1800 x 1200 mm

1800 x 1800 mm

2000 x 1000 mm

2400 x 1200 mm

Bespoke

Consult manufacturer and insert requirements.

Upstand/ kerb

-

Material

Consult manufacturer and insert requirements.

Finish

Consult manufacturer and insert requirements.

Blades

Consult manufacturer and insert requirements.

Product Options

Size:

  • Size related performance values when compared to the number of blades:
  • 600 x 600 mm: One blade: 0.148 m²; two blades: 0.296 m²; three blades: 0.444 m²; four blades: 0.59 m²; ten blades: 1.48 m².
  • 750 x 750 mm: One blade: 0.185 m²; two blades: 0.37 m²; three blades: 0.555 m²; four blades: 0.74 m²; ten blades: 1.85 m².
  • 900 x 600 mm: One blade: 0.185 m²; two blades: 0.37 m²; three blades: 0.555 m²; four blades: 0.74 m²; ten blades: 1.85 m².
  • 900 x 900 mm: One blade: 0.222 m²; two blades: 0.444 m²; three blades: 0.666 m²; four blades: 0.89 m²; ten blades: 2.22 m².
  • 1050 x 1050 mm: One blade: 0.259 m²; two blades: 0.518 m²; three blades: 0.777 m²; four blades: 1.04 m²; ten blades: 2.59 m².
  • 1200 x 600 mm: One blade: 0.222 m²; two blades: 0.444 m²; three blades: 0.666 m²; four blades: 0.89 m²; ten blades: 2.22 m².
  • 1200 x 900 mm: One blade: 0.259 m²; two blades: 0.518 m²; three blades: 0.777 m²; four blades: 1.04 m²; ten blades: 2.59 m².
  • 1200 x 1200 mm: One blade: 0.296 m²; two blades: 0.592 m²; three blades: 0.888 m²; four blades: 1.18 m²; ten blades: 2.96 m².
  • 1350 x 900 mm: One blade: 0.278 m²; two blades: 0.556 m²; three blades: 0.834 m²; four blades: 1.11 m²; ten blades: 2.78 m².
  • 1350 x 1350 mm: One blade: 0.333 m²; two blades: 0.666 m²; three blades: 0.999 m²; four blades: 1.33 m²; ten blades: 3.33 m².
  • 1500 x 900 mm: One blade: 0.296 m²; two blades: 0.592 m²; three blades: 0.888 m²; four blades: 1.18 m²; ten blades: 2.96 m².
  • 1500 x 1200 mm: One blade: 0.333 m²; two blades: 0.666 m²; three blades: 0.999 m²; four blades: 1.33 m²; ten blades: 3.33 m².
  • 1500 x 1500 mm: One blade: 0.371 m²; two blades: 0.742 m²; three blades: 1.113 m²; four blades: 1.48 m²; ten blades: 3.71 m².
  • 1800 x 900 mm: One blade: 0.333 m²; two blades: 0.666 m²; three blades: 0.999 m²; four blades: 1.33 m²; ten blades: 3.33 m².
  • 1800 x 1200 mm: One blade: 0.371 m²; two blades: 0.742 m²; three blades: 1.113 m²; four blades: 1.48 m²; ten blades: 3.71 m².
  • 1800 x 1800 mm: One blade: 0.445 m²; two blades: 0.89 m²; three blades: 1.335 m²; four blades: 1.78 m²; ten blades: 4.45 m².
  • 2000 x 1000 mm: One blade: 0.371 m²; two blades: 0.742 m²; three blades: 1.113 m²; four blades: 1.48 m²; ten blades: 3.71 m².
  • 2400 x 1200 mm: One blade: 0.445 m²; two blades: 0.89 m²; three blades: 1.335 m²; four blades: 1.78 m²; ten blades: 4.45 m².

Please note that the adaptor kerb includes one 'false' blade.

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