The GAF Master Flow Aluminum Super Slant Back Roof Louver is designed for attic ventilation. The fully enclosed hood deters rodent and insect infiltration and leaf and pine needle clogging. The aluminum slant back roof louver is an excellent choice against weather infiltration, especially in steep-slope applications. Each vent offers a full 60 sq. in. of net free ventilating area (NFA).

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Master Flow Roof Louver Aluminum – Slant Back With Filter

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Master Flow Roof Louver Galvanised – Slant-Back With Filter

The GAF Master Flow Galvanized Super Slant Back Roof Louver is engineered for optimal attic ventilation. Its completely sealed hood prevents entry by rodents and insects, as well as clogging by leaves and pine needles. This galvanized slant back roof louver is highly effective in protecting against weather infiltration and is particularly suitable for use on steep-sloped roofs.

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Master Flow Roof Louver RT65 – 60 Sq In

The GAF Master Flow Resin Square-Top Roof Vent is designed for attic ventilation. The fully enclosed hood deters rodent and insect infiltration and leaf and pine needle clogging. The resin square-top roof louver is an excellent choice against weather infiltration.

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Key Features:

Contains internal Weather & Ember-Resistant Screen. Always check with the authority having jurisdiction for approval before use.
Internal screen meets the prescriptive requirements of Chapter 7A- Materials and Construction Methods for Exterior Wildfire Exposure of the California Building Code, 2022 edition. Always check with the authority having jurisdiction for approval before use.
Aluminum construction
Slant back louver design
60 sq. in. net free ventilating area

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