
Description
Flat Roof Vent - OFT 5 ASPHALT 180mm with Metal Flashing
Product Part Number: 50147280
Description
Designed for asphalt flat roofs for efficient ventilation
180mm diameter for improved airflow
Durable metal flashing ensures a secure, weather-resistant seal
Ideal for a variety of asphalt flat roof installations
Video
Frequently Asked Questions
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What are external air valves used for?
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What is the difference between an internal and external air valve?
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Do external air valves need insect mesh?