Denso

Denso Pipeline Protection

Leaders in Corrosion Prevention and Sealing Technology. The Denso range of products have been used for over 75 years and have a proven track record and we are proud to be the foremost company in this field.

The Denso™ range comprises of a variety of specialised pipe & structural coatings, marine protection systems, including tapes, brush and spray applied liquid coatings, mastics, primers and sealants based on materials such as petrolatum, butyl rubber bitumen, plastics and epoxy resin. Systems are tailor-made for individual anti-corrosion and sealing problems developed with the realities of an on site application in mind.

We hold the broadest range and very high volumes of stock, with the best technical and QA support in the UK for Protal™ 7300 paint for National Grid projects and a wide range of putties, tapes, primers and pastes for the water industry, ready for delivery (or collection at our Midlands depot). Our Denso™ dedicated Training Centre can help operatives achieve Denso™ supported training on P1 and P2 applications with hands on experience using Protal 7300™ too for National grid and other gas network suppliers.

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Denso P1 & P2 System Products

Denso Profiling Mastic
A cold applied, self-supporting mastic for moulding around irregular shaped fittings such as mechanical joints and valves to provide a suitable profile for applying anti-corrosion tapes.

Denso Tape
A conformable, cold-applied fabric tape designed to provide excellent corrosion protection of pipes.

Densoclad 50 / Densoclad 70 Designed to protect pipes, welded joints, bends and fittings. 50 is medium-duty, for small/medium pipes. 70 is heavy-duty, for medium/large pipes.

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1) Clean the joint thoroughly with a wire brush

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2) Apply Denso™ Paste to the joint with brush.

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3) Apply Denso™ Profiling Mastic to the joint

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4) Apply Denso™ Tape to the joint, wrapped with a 55% overlap

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1) Clean the joint thoroughly with a wire brush

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2) Apply Denso™ Primer D to the joint with brush.

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3) Apply Denso™ Profiling Mastic to the joint

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4) Apply Densoclad™ 50 Tape or 70 to the joint, wrapped with a 55% overlap

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protal 7300
protal 7300

Denso Protal Products

Denso Protal 7300
A VOC free, 100% solids epoxy coating specially formulated to coat the dry, damp, or wet exterior surfaces of pipelines, structures of other steel surfaces as a result of the environment or atmospheric condensation.

Protal ARO
A VOC free, 100% solids liquid epoxy coating formulated for application over FBE as an abrasion resistant overlay coating (ARO). It can be used to protect FBE mainline coatings for directional drilling, bores, river crossings and other rough terrain applications.

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Denso Tapes & Overwraps

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Densyl Tape
A petrolatum based tape that has been specifically modified to perform in tropical climates.

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Densopol Tape 60/80/HT
Designed for application by hand or machine to buried or submerged pipelines for the protection of welded joints on coated pipe, bends, fittings and more.

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Denso PVC Self-Adhesive Tape
A PVC sheeting coated on one side with a rubber resin pressure sensitive adhesive.

Denso Hotline Tape
A plastic backed petrolatum tape designed to protect buried copper, iron or steel pipes operating at elevated service temperatures, up to 90°C.

Denso Glass Outerwrap
A plastic backed petrolatum tape designed to protect buried copper, iron or steel pipes operating at elevated service temperatures, up to 90°C.

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Denso Bore-Wrap
Denso Bore-Wrap is an Abrasion Resistant Outerwrap (ARO) creating an abrasion resistant, sacrificial outer laminate protecting field joint coatings and pipeline coatings such as Denso Protal 7300, shrink sleeves, 3LPE, 3LPP and FBE.

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Mastics & Pastes

Densostrip
A cold applied preformed sealing strip based on bitumen for sealing joints between precast concrete units used for manholes, box culverts, pipes and tunnel segments.

Densoseal 16A
A no setting, self supporting mastic which may be applied to wet surfaces and will seal ducts and conduits against ingress of gas and water.

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Denso Paste
A petrolatum-based compound used for the preparation of metal surfaces, particularly prior to the application of Denso petrolatum tapes.

Denso Void Filler Type I
A specially formulated petrolatum compound for pumping hot or cold, to fill the space in-between tendons, cables, or ducts where it forms a semi-solid paste that encapsulates the cable.