Glidevale AV50 AbVent Ventilator provides unobtrusive high-level ventilation in conjunction with lead roll details on plain tile and slate roofs. It is particularly useful in top edge abutment details where there is limited vertical clearance.
Features & benefits
- Unobtrusive when installed.
- Does not affect the normal laying of the roof covering.
- Optional factory-fitted apron flashing for use with profiled tiles.
- Guaranteed 5000mm²/m ventilation provision to comply with BS 5250 and Building Regulations
- Minimum pitch 20°
BIM Store
NBS Specifications
Related white paper
BS 5250 White paper – Management of moisture in buildings
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