A: The CD Reef V4 is DOT compliant (Department of Transportation). This means they have passed the photometric tests for low and high beam intensity and glare control. Look for the "DOT" stamp on the lens.
A: No. The V4 is fixed at 6000K. This is a legal requirement for DOT compliance (color must be white, not blue or yellow).
The primary value of the CD Reef V4 lies in its authority. Because it is curated by the CSTB, the documents carry the weight of official French technical standards. Cd Reef V4 Cstb 2021 May 2026 CD Reef V4 CSTB
: Historically provided on USB flash drives for offline use, it is also available through an online subscription service provided by CSTB to ensure real-time updates as regulations evolve. Why Professionals Use It
: Verify that specific materials or methods meet current legal safety requirements. A: The CD Reef V4 is DOT compliant
The CD Reef V4 is a complete LED projector headlight assembly designed to replace the factory halogen or incandescent units on the GMT K2XX platform (2014-2018 Silverado 1500, 2015-2019 Silverado 2500/3500 HD). Unlike cheaper units that simply scatter light, the V4 utilizes advanced optics to produce a sharp, functional cutoff line, mimicking high-end European vehicles.
Older trucks rely on reflector housings. If you put an LED bulb in a reflector housing, you blind everyone. The V4 uses projector lenses . The chip sits at the focal point of a polished lens, which projects a flat, wide beam. The V4 introduced a —a 150-degree wide arc that illuminates ditches and shoulders without blinding oncoming traffic. The primary value of the CD Reef V4 lies in its authority
To help you get the most out of this tool, would you like to know: purchase or renew a subscription for the current online version? How to find a specific NF DTU standard within the database? Information on the Bati-Reef mobile app for on-site compliance checks? CD Reef V4 CSTB - Facebook
The CD Reef V4 CSTB offers a range of benefits for aquarium enthusiasts and professionals, including: