Over Fascia Vents

G2500N

Manthorpe’s slim line over fascia ventilator ensures a flow of air into the roof space between the felt and the fascia board. 10,000mm² and 25,000mm² versions available.

  • Description & Key Features

    Product Description

    The G2500N Over Fascia Ventilator is designed to discreetly ensure a positive airflow into the roof space between the felt and the fascia board, making it ideal for new build and re-roofing situations were a 25mm airflow is required. It can also be fitted in a flat roof abutment detail (see sheet 2).
    The G2500N consists of evenly spaced opening specifically sized to prohibit large insects gaining access but wide enough not to be blocked by debris, paint or water droplets (See BS5250 section 6).

    Key Features

    • Provides 25,000mm² airflow per metre
    • 1m in length
    • Fits with all roof tiles and slates
    • Discreet design
    • Fixes easily into the top of the fascia board
  • Technical

    Fitting Requirements

    The G2500N Over Fascia Ventilator should be nailed to the top of the fascia board through the fixing holes provided along the full length of the eaves.

    Certifications

    N/A

    Regulations & Standards

    BRE Digest 262/270

    BS 5250:2011 Control of Condensation in Buildings

    Building Regulations F2

    NHBC Standards 7.2

  • Specifications

    Size Information

    1m long

    Material

    Polypropylene

    Colour

    Black

    Quantity Information

    20 per box

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