The Ubbink OFT 1 Flat Roof Vent Terminal is a capped stack designed to provide reliable, high-capacity ventilation for flat roofing systems. Suitable for both new builds and refurbishments, the OFT 1 is compatible with a wide range of flat roofing materials including Asphalt, Built-Up Felt, EPDM, and Bitumen.

Available in 110mm or 166mm diameters, the OFT 1 range offers flexibility for various project requirements while ensuring low air resistance and maximum performance.

Key Features:

• Large Free Vent Area – Ensures maximum airflow for optimal ventilation.
• Low Pascal Resistance – Designed for efficiency in all systems.
• Weather-Resistant Construction – Made from durable polypropylene (PP) for long-lasting performance in all UK weather conditions.
• Rain-Proof Design – Capped terminal prevents water ingress.
• Sleek, Elegant Appearance – Discreet look that blends well with modern roofing.
• Versatile Application – Ideal for both domestic and commercial flat roofs, new builds and renovations.

Whether you're installing a new roof or upgrading an existing one, the Ubbink OFT 1 delivers dependable, discreet, and effective roofline ventilation.

Application Compatibility:

• Asphalt.
• Built-Up Felt.
• EPDM.
• PVC.

Available Sizes:

110mm & 166mm diameter options.