Type CLV Circular Louvred Ventilator

Application

Designed to be retrofitted to ventilate an existing cavity wall.

Suitable for after-fit drill and vent applications.

Description

A circular ventilators with an airflow aperture rating of 2100 mm².


Features and Benefits:

  • Incorporates integral location grips.
  • Louvers deflect driving rain and provide insect screening.
  • Available in five colours.

General information

Color

White

Brown

Black

Beige

Terracotta

Material

Polypropylene

Shape

Circular

Size

79 x 15 mm

70 mm internal diameter - requires 70 mm hole.

Uniclass 2015

Pr_30_59_96_93 Ventilation gratingsPrimary

CAWS

F30/175 Cavity ventilators

Specification data - Ventilation gratings Enhanced data

Apertures

Circular hole.

Work sizes

79 x 15 mm.

70 mm internal diameter.

Material

Polypropylene.

Colour

White.

Black.

Brown.

Beige.

Terracotta.

Execution

Installing air bricks, gratings and ventilators in walling.

Product Reference

Type CLV Circular Louvred Ventilator

OverallDiameter

79 mm.

Hole diameter 70 mm.

Ventilation opening

2100 mm²/m.

Literature

Protecting the Building Envelope Volume 28 (cavity tray, damp proofing, ventilation and cavity closers)

Protecting the Building Envelope Volume 28 (cavity tray, damp proofing, ventilation and cavity closers)