Application

Incorporated within roof systems to enable water vapour to escape.

Description

Breather vent for incorporating within roof systems to enable water vapour to escape.

Features and benefits:

  • Large base flange is installed underneath the top membrane and ensures good bonding.
  • Available in two different materials to suit either polyvinyl chloride (PVC) or bituminous membranes.
  • Cover can be easily removed for cleaning purposes.
  • Simple to install with no specialist equipment needed.
  • Manufactured in accordance with ISO 9001 and ISO 14001 Quality and Management Systems.

Applications:

Incorporated within roof systems to enable water vapour to escape.

General information

Uniclass 2015

Pr_35_90_30_15 Copper flashingsPrimary

CAWS

J41/485 Roof ventilators

J41/80 Roof ventilators

J42/490 Roof ventilators

Specification data - Copper flashings

Product Reference

RM-BV-ABS-32

32 mm diameter, 230 mm height, bituminous membrane attachment.

RM-BV-ABS-75

75 mm diameter, 306 mm height, bituminous membrane attachment.

RM-BV-PVC-32

32 mm diameter, 230 mm height, PVC membrane attachment.

RM-BV-PVC-75

75 mm diameter, 306 mm height, PVC membrane attachment.

Standard product features

Air exhaust performance (at 4.2 m/s wind force):

  • 32 mm diameter: 5 m³/hr.
  • 75 mm diameter: 18 m³/hr.

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