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Hepta® Inherent 270

Hepta® 270 was developed with a singular purpose: to enable professionals to do their most demanding work without compromise.

  • Inherent flame retardant protection. Certified for 100 wash cycles.
  • Extremely visible. RIS-3279-TOM certified.
  • 2 Incredibly lightweight. Merely 270 g/m.
  • Highly breathable for extra comfort.

7 fibres. 7 norms.

Designed to push the limits for demanding flame retardant and arc flash protective garments. It includes 7 different fibres and certifies to 7 different safety standards. Hence, Hepta®, Greek for 7, serves its name purpose. When exposed to excessive heat and flames, the fabric creates a ‘blister’—similar to the human skin. Except that this blister is created on the inside of the fabric forming a protective shield. Hepta® provides outstanding welding performance, it is certified as a Class 2 protective fabric. That’s truly remarkable for an inherent flame retardant fabric at 270 g/m2. The fabric also features exceptional tear, tensile and abrasion strength. It scored a whopping 25.000 T on the Martindale test.

Hepta and the Environment

We design our products to be safe and long-lasting. When products are used longer, fewer resources are extracted from the earth, reduces your ecological footprint and positively impact your cost of ownership too. Hence, we pushed the Hepta® 270 fabric to be certified for 100 wash cycles. That’s unparalleled.

  • 102 L water saved (per kgs)
  • 1,466.7 KG CO2-emissions reduced (per kgs)
  • 95% Fewer chemicals used (per kgs)

It goes without saying that we take incredible responsibility for our products throughout their life cycles. We focus on safety and our impact on the environment. The Hepta® 270 fabric is produced under the OEKO-TEX® STeP label. Which means the entire production from fibre to weaving/knitting is executed sustainably. We are proud to report that Hepta® is produced colourants-free, FR-finishing-free saves 102 litres of water (per kgs) compared to cotton treated, and uses 346,8 litres of chemicals (per kgs) less than cotton treated.

Available colours Hi-vis Orange/Navy

Specs & Features

Flame retardant retroreflective tape > Stay visible in any situation

Double nylon front zips full body length > Easy to open and close

Two cargo pockets > Double storage space, secure closure

Two chest pockets velcro closure > For better neck protection

Adjustable cuffs and collar > Ensuring proper tightness with velcro

ARC Level
ARC 2

Available colours
Hi-vis Orange/Navy
Hi-vis Yellow/Navy

Inside leg length
Short (29")
Regular (31")
Tall (33")

Fabric composition
Hepta 270
Kermel Alpha 4975

Fabric weight
270 g/m2 + 230 g/m2

FR fabric type
Inherent

Conforms to
EN 1149-5:2018
EN ISO 11612:2015 A1 B1 C1 D0 E0 F1 (A1=100 washing cycles)
EN ISO 11611:2015 A1 Class 1 (A1=100 washing cycles)
EN 61482-2:2020 APC 1 (4 kA) ELIM 6.4 cal/cm2 ATPV 8.1 cal/cm2
EN 13034:2005+A1:2009 Type 6
EN ISO 20471 :2013+A1:2016 (100 washing cylces) Class 3
RIS-3279-TOM Issue 2 2019 Orange only (100 washing cylces)

Product code
RO36062

CE Certificates
CE Certificates
RO36062 EU Certificate.pdf
RO36062 UKCA Certificate.pdf

User manuals
User manuals
202502 general instructions NL-EN.pdf
More product information

LCA – Understanding the numbers


Each ROOTS products with an LCA shows these key figures:

  • kg CO₂ equivalent - The total climate impact of all greenhouse gases, converted into one standard unit, so you can compare like-for-like.
  • m³ Water Deprived - Not just water use, but where it’s used. This accounts for regional scarcity, because a litre in Egypt isn’t the same as a litre in the UK.
  • The key figures are measured in 5 phases

    1. Upstream – Raw materials and components: fibres, trims, packaging.

    2. Core Process – Production: spinning, weaving, dyeing, and assembly.

    3. Downstream – Transport and distribution. Smaller footprint than you'd think.

    4.1 Use – Laundry – Washing during use. 40 cycles for coveralls, trousers and jackets, 2 for parkas, bodywarmers and softshell jackets

    4.2 Disposal – End-of-life: landfill, incineration, recycling, or reuse.

    Read more about our full LCA process here: life cycle assessment

    By buying this Hi-Vis Coverall Double Zip you will reduce your carbon footprint and save…

    Upstream process: 24.556
    Core Process: 3.481
    Downstream: 0.092
    Laundry: 7.539
    Disposal: 0.019
    Upstream process: 20.965
    Core Process: 8.68
    Downstream: 1.646
    Laundry: 18.556
    Disposal: 0.887
    My Chart
    My Chart