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Innoline Corotherm multiwall Vistalux Technical documents

Roof ventilation / Product information

Flexitube C1E/CT3E

The Corovent coated Flexitube connects Cowl Vents, Roofline Vents and Ridgeline Vent pipe terminals to 110mm diameter soil or extractor pipes. The Corovent Flexitube comes supplied with fixing clips.

  • Fixings supplied
  • Highly durable and flexible
  • Pressure tested
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Flexitube CT3E
Flexitube CT3E · published Ariel image

Published product information

Detail & guidance

Fixings supplied

Highly durable and flexible

Pressure tested

ideal for

Roof ventilation projects

Full installation details are available on request from the Technical Department.

Pipe Length Fully Extracted: 3000mm

Supporting resources

Documents for this range

Linked in the published catalogue

Related products & components

Range & components

Tile and Slate Roofline Vents

Corovent Roofline vents are made to blend in discreetly with existing roof tiles. They incorporate a factory fitted round felt sleeve which penetrates the felt, so no extra slee…

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Range & components

Tile and Slate Cowl Vents

Corovent Cowl vents offer unobtrusive low or high level ventilation in tile roofs. The Cowl vent can blend almost invisibly to any roof: new build or conservation, because of Ar…

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Range & components

Ridgeline Vents

Corovent Ridgeline Vents are designed to replace a normal ridge tile suiting most concrete and clay ridges. Their unique design allows them to be fitted without cutting any exis…

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Range & components

Eaves Ventilation

Eaves ventilation is a simple and effective way of providing the necessary air movement within a cold roof. It is most effective when used in conjunction with high level roof ve…

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Range & components

Rafter Trays

The rafter tray maintains a clear air space of either 10 or 25mm from the eaves to the roof void, by creating a barrier for the roofspace insulation.

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Range & components

Soffit Vents

Ariel provide a range of soffit vents designed for use with a traditional fascia and soffit board. Available in black, brown or white, soffit vents can be used with any roof pitch.

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Range & components

Ventilation Accessories

An extensive range of high quality ventilation accessories for easier and quicker installation of Corovent Roof Ventilation products.

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Product & project support

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Source & review information

Content imported from Ariel’s published product information, captured 27 October 2026. Final technical/content approval is pending; current stock, delivery and warranty assurances are not asserted. Source reference (opens a new tab) ↗