Monarflex Eaves Guard

Eaves guards designed to satisfy the requirements of BS 5534 and BRE Defect Action Sheet 9 which recommend the use of a more durable material for areas where the underlay may be exposed. It is tough and durable but can be trimmed easily with a sharp craft knife. It is designed to span across three rafters at 600 mm centres and may be installed either before or after the gutter is fixed.

General information


UV resistant HDPE

Uniclass 2015

Pr_35_90_30_64 Polyethylene (PE)-based flashingsPrimary


H60/365 eaves

H60/47 Eaves

H61/365 Unventilated eaves

H61/47 Eaves

H65/365 Eaves

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Specification data - Polyethylene (PE)-based flashings Enhanced data

Product Reference

Monarflex EG300

300 mm wide, for typical roof pitches and designs.

Monarflex EG400

400 mm wide, for low roof pitches and non-typical eaves designs.

Standard product features


UV resistant HDPE.


1300 mm.


1.5 mm.


0.46 kg (EG300), 0.61 kg (EG400).

Third party certifications
  • Certificate: 95/3211
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