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Delta Plus Knowledge

We help you to develop your skills through training, our tutorials and our centres of expertise. Easily find all the product and regulatory information relating to our ranges thanks to our download centre.

Our mission

For more than 45 years, Delta Plus designs, standardises, manufactures, and distributes globally a full set of solutions in personal and collective protective equipment (PPE) to protect professional at work.

Family history

Our history


Standards and directives

We operate in a regulated global market in many countries. Thus, we must manage requirements that may vary greatly between countries or regions.
The common goal of our product managers and services is to offer reliable, sustainable, high-performance products in compliance with the regulations and/or standards of each territory where they are used.

Standards and certifications

All you need to know about PPE standards


ANSI (US American National Standards Institute) Z87.1

Specifications and minimum general requirements, test methods, selection, use and maintenance of eye and face protection.


Standard test method for determining the arc flash index and standard specification for face protection products.

GS-ET 29

Requirements, performances, test methods relating to face shields providing protection against electric arcing.


Material specifications, design, performance and test methods for eye and face mesh type protective, for professional use.

CSA Z94.3

This safety eyewear standard covers eye and face protectors for applications in Canada.

EN 166

Applies to all types of individual protection of the eye which protects from hazards likely to damage the eye, except for nuclear radiation, x-rays, laser emissions and infrared emitted by low-temperature sources. Does not apply to eye protection for which separate standards exist (anti-laser eye protection, sunglasses for general use,…).


Specification of the requirements for automatic welding filters, i.e. welding screens with automatic variation of the transmission factor. These screens are intended to protect operators during welding and related techniques..

EN 169

Specifications of level numbers and requirements relating to the transmittance of filters to protect operators for welding and related techniques. Specification of requirements for welding filters with double number of levels.

EN 175

Specifications for the safety requirements for eye and face protection equipment for welding and related techniques (filters frames/ media).

EN 170

Specifications of level numbers and of requirements relating to the transmittance of the filters for protection against ultraviolet radiation.

EN 172

Specification of level numbers and requirements relating to the transmittance of filters for protection against solar radiation, industrial use.

Regulatory directives