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AIRTRAK® BRV Between Roll Ventilators - Roof Ventilation System

Verified by manufacturer 4 days ago

Airtrak BRV1 Between Roll Ventilator, pitch 0–30º

Nicholson STS Ltd Variant:
Third party certifications:
  • ISO 9001 Quality Management

    Certificate type

Range of between-roll ventilators for lead ridge details.

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Application

  • Suitable for ventilating lead ridge details from 0 to 30° (BRV1) or 31 to 65° (BRV2).
  • E Version: For increased resistance to both wind uplift in exposed locations and corrosion in coastal locations, the ventilator can be supplied in 1.0 mm-thick, 316 grade stainless steel. Where extreme weather conditions are likely, consideration should be given to providing more weathering cover to upstands and slating or tiling to improve the integrity of the detail.
  • FR Version: To reduce spread of fire through ventilation apertures, the ventilator can be supplied with an intumescent seal.


Note: Standard AIRTRAK® details assume moderate weather conditions. Small amounts of moisture may be admitted under heavy storm conditions. Where more severe weather conditions are likely, consideration should be given to increasing the vertical overlap dimension to upstands and to slating or tiling to improve the integrity of the weathering detail. For slate and tile details the manufacturer also recommends the use of the AIRTRAK® LPS where appropriate. Contact manufacturer for further technical help.

Description

Range of between-roll ventilators for lead ridge details, to be located between the wood or hollow core rolls.


Features and benefits:

  • Designed to ventilate the top of a pitched lead roof either at an abutment with a wall or at a ridge.
  • Provides a ventilation path under the flashing.
  • Provides an unobtrusive alternative to cumbersome timber constructions, especially on ridge details.

General information

Color

Silver

Material

Stainless steel

Glass Reinforced Plastic (GRP)

Guidance for specification option:

Insect mesh.

Shape

Rectangle

Length

1000 mm

Guidance for specification option:

BRV1 range.

700 mm

Guidance for specification option:

BRV2 range.

Width

180 mm

Guidance for specification option:

BRV1 range.

300 mm

Guidance for specification option:

BRV2 range.

Manufacturer guidance

Overall girth.

Warranty description

Ten year

Uniclass

Pr_30_59_29_02 Abutment ventilatorsPrimary

CAWS

H71/110 Lead sheet fully supported roof covering

Specification data - Abutment ventilators

Purpose

Pitched roofs, 0–30º.

Ventilation opening

25 mm continuous ventilation aperture.

Airtrak CF ClipFast fixing clips

Not required.

Airtrak CF ClipFast clips, stainless steel.

Guidance for specification option:

70 x 60 mm, 0.6 mm thickness.

Airtrak CF ClipFast clips, copper.

Guidance for specification option:

70 x 60 mm, 0.5 mm thickness.

Manufacturer guidance

Fixing clip for securing lead flashings to the Airtrak ventilators to prevent flashing creep over time. Clips locate in the slots found in the lower edge of the ventilator; these slots are spaced at approximately 330 mm centres.

Grade

304.

Dimensions

180 x 1000 mm.

Guidance for specification option:

Overall girth x unit length.

Pitch

Guidance for specification option:

Insert requirement, 0–30º.

Sustainability data

Contains Red List materials

No

Country of material origin

United Kingdom

Country of product manufacture

United Kingdom

Material

Stainless steel

Glass Reinforced Plastic (GRP)

Guidance for specification option:

Insect mesh.

Recyclability

Recyclable at end of life

Recycled content

As defined in clause 7.8 of BS EN ISO 14021

50 %

Expected Life

30 year

Third party certifications

ISO 9001 Quality Management

ISO 9001 Quality Management

Citation

Literature

AIRTRAK Roof Void Ventilation System 2020

AIRTRAK Roof Void Ventilation System 2020

AIRTRAK BRV Technical Data Sheet

AIRTRAK BRV Technical Data Sheet

AIRTRAK BRV2 Data sheet

AIRTRAK BRV2 Data sheet

Case studies

AIRTRAK™ - St Johns Chapel

AIRTRAK™ - St Johns Chapel

AIRTRAK™ - Coal Drops Yard

AIRTRAK™ - Coal Drops Yard

Clifton Cathedral

Clifton Cathedral

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