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Welcome to the Dun-Bri Group Blog and Knowledgebase.

This is the help, support and knowledgebase site for Dun-Bri Group, the UK's only specialist and largest supplier of commercial and emergency vehicle lighting systems, Lite-wire and aftermarket parts.

We are international distributors of flashing beacons, lightbars, auto-electrical products, commercial spares, vehicle lamps and more.

Remember, you can contact us by telephone on +44 (0) 1763 274185, email us at sales@dun-bri.com, submit a question through our CONTACT US page or visit your local branch!

UN ECE R70, or Regulation No. 70 of the Economic Commission for Europe of the United Nations, is a regulation that specifies the requirements for retro-reflective marking devices for power-driven vehicles and their trailers. These devices are used to improve the visibility of vehicles,

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Parking lamps are covered by ECE Regulation 77. This applies whether an individual lamp, part of a headlamp or multi-functional lamp (such as rear cluster light). Where a pair of parking lamps are fitted, should one fail the other must be able to maintain the minimum light intensity as required.

Guides to ECE Regulations,E-Mark,ECE Regulation 77,Parking Lamps,
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UN ECE R86, or Regulation No. 86 of the Economic Commission for Europe of the United Nations, is a regulation that specifies the requirements for the installation and performance of fog lights for power-driven vehicles and their trailers. These devices are used to improve visibility in fog or

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UN ECE R87, or Regulation No. 87 of the Economic Commission for Europe of the United Nations, is a regulation that specifies the requirements for the installation and performance of daytime running lights (DRL) for power-driven vehicles and their trailers. These devices are used to improve

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The UN ECE R91, or Regulation No. 91 applies to side marker lights for motor vehicles (excluding motorcycles) and their trailers, whether it is for a stand-alone lamp, or as part of a multi-function light. Their primary function is to be used to indicate the presence of the vehicle when view from its side. For front and rear marker lights, see ECE Regulation 7.

Guides to ECE Regulations,E-Mark,ECE Regulation 91,Side Marker Lamps,
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While this regulation applies to the technical requirements of vehicle conspicuity tapes, also known as contour tapes, and their performance – it does not mandate their use, and how to use them.

Guides to ECE Regulations,E-Mark,ECE Regulation 104,RLVR,Road Vehicle Lighting Regulations,Conspicuity Tape,Contour Tape,Tanker Tape,
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UN ECE R119, or Regulation No. 119 of the Economic Commission for Europe of the United Nations, is a regulation that specifies the requirements for the installation of cornering lamps for power-driven vehicles. These devices are used to improve visibility during cornering.

UN ECE R119

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UN ECE R127, or Regulation No. 127 of the Economic Commission for Europe of the United Nations, is a regulation that specifies the requirements for the pedestrian protection performance of power-driven vehicles. This regulation aims to reduce the number of pedestrian fatalities and injuries by

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UN ECE R150, or Regulation No. 150 of the Economic Commission for Europe of the United Nations, is a regulation that specifies the requirements for retro-reflective devices and markings for power-driven vehicles and their trailers.

Retro-reflective devices and markings are used to

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UN ECE R159, or Regulation No. 159 of the Economic Commission for Europe of the United Nations, is a regulation that specifies the requirements for the Moving Off Information System (MOIS) for power-driven vehicles. This regulation aims to reduce the number of collisions between vehicles and

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