Bitumen roofing sheets
Onduline Bitumen Roofing Sheet
Onduline heavy duty bitumen sheets are extremely tough and hard wearing providing a highly durable roofing material for larger timber structures. Onduline sheets are available i…
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Onduline Bitumen & Accessories
Onduline is a heavier duty bitumen roofing sheet at 3mm in thickness and 3.3kg per square metre.
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Available in four colour options including Black, Green, Red and Brown with colour coded fixing buttons and matching ridge and verge. Accessories include PVC rooflight sheet, eaves fillers, apron flashing, eaves tray, batten cloaking piece and ventilator strip.
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Bitumen roofing sheets
Onduline Sheet Fixings
Colour coded fixings for use with Onduline Bitumen Sheets, Onduline Sheet Fixings are available in Black, Green, Red and Brown. Each fixing is 60mm and has a coloured waterproof…
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Bitumen roofing sheets
Onduline PVC Roofing Sheet
Onduline corrugated PVC roofing sheet is available to match the corrugation of Onduline bitumen sheets to provide a rooflight option.
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Bitumen roofing sheets
Onduline Eaves Fillers
Onduline Eaves Fillers are used in the installation of Onduline bitumen sheet to prevent roof clatter and to support the sheets when fixed.
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Bitumen roofing sheets
Onduline Verge
Manufactured from the same material as the Onduline sheets, the verge section is fastened at the verge to provide a professional finish to the roof. Available in the full range …
View productBitumen roofing sheets
Onduline Ridge
The Onduline Ridge is for use with Onduline Bitumen Sheet. It is flexible and easily adjusted to suit varying roof angles. Preformed end lap grooves make installation straight f…
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Bitumen roofing sheets
Onduline Apron Flashing
Onduline Apron Flashing is designed to seal the gap between Onduline sheets and vertical wall abutments. It is suitable for any pitch of roof and pre-formed to match the sheet p…
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Bitumen roofing sheets
Onduline Ventilator Strip
Onduline Ventilator Strips are used to allow ventilation of the roof space and prevent birds and large insects from entering the eaves. Secure into place by nailing with galvani…
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Bitumen roofing sheets
Onduline Batten Cloaking Piece
For use with the Onduline Eaves Ventilator Strip, the Onduline Batten Cloaking Piece protects the eaves battens from potential water ingress and provides a tidy finish to the ea…
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Bitumen roofing sheets
Onduline Eaves Tray
Onduline Eaves Tray is installed along the eaves under the Onduline Sheet to form a waterproof weathering tray into the gutter.
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Documents for this range
Ariel Product GuideMar2026 (PDF, opens a new tab)
PDF · discovered on the published product page. File version and current applicability require confirmation.
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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) ↗