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Portwest  |  SKU: 234016

Portwest DX438 DX4 Hi-Vis Winter Coverall

£141.67 Ex. VAT
£170.00 Inc. VAT
Why buy from us
  • Pay in 30 days with a Trade Account. No fees.
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0161 706 0479

Colour: Orange/Black

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  • Made in the UK
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Waterproof Waterproof
Breathable Breathable
Provides Warmth Provides Warmth
Reflective Reflective
Stretch Stretch
EN 342 EN 342
EN 343 EN 343
RIS 3279 TOM RIS 3279 TOM
Waterproof Rating: Class 4 (water resistance: 30,000mm)
Thermal Rating: High Insulation (Very Cold Conditions)
Logo Printing Available: Yes
Embroidery Available: Yes
Why it works

Certified warmth and visibility for winter site work

EN 342 and EN 343 certified

Certified to EN 342 for cold protection down to -40°C and EN 343 Class 4 for waterproofing.

PFAS-free water resistance

A Texpel Splash Eco finish beads water off the surface without PFAS chemicals.

Visible in daylight and low light

Reflective HiVisTex Pro tape runs across the chest, arms and legs for visibility on site.

Built for hands-on work

A crotch gusset, articulated darts and extra-long side leg zips give freedom of movement and easy access over boots.

Rail-certified in Orange/Black

The Orange/Black colourway is certified to RIS 3279 TOM Issue 2 for trackside work.
Overview

Portwest DX438 DX4 Hi-Vis Winter Coverall - Overview

The Portwest DX438 DX4 Hi-Vis Winter Coverall is a one-piece waterproof coverall for cold, wet conditions, with an Insulatex Pro thermal lining, a stretch breathable outer and reflective HiVisTex Pro tape.
-40°C
EN 342 cold protection
4Class
EN 343 waterproof rating (30,000mm)
7Sizes
S to 4XL
Dimensions
SizesS, M, L, XL, XXL, XXXL, 4XL
ColourwaysOrange/Black, Yellow/Black
Details
MaterialStretch, breathable waterproof outer with Insulatex Pro thermal lining
WaterproofingEN 343 Class 4 (30,000mm water resistance), taped seams
Cold protectionEN 342 certified to -40°C
Rail certificationRIS 3279 TOM Issue 2 (Orange/Black only)
FasteningWaterproof zips, hook-and-loop cuffs, extra-long side leg zip opening
HoodAdjustable, vertical and horizontal
CustomisationEmbroidery and print branding available

Frequently asked questions

Is the DX438 waterproof or just water resistant?

It's waterproof, not just resistant - certified to EN 343 Class 4 (30,000mm water resistance) with taped seams throughout.

How cold can I wear this in?

The DX438 is certified to EN 342 for cold protection down to -40°C, with an Insulatex Pro lining for warmth without adding bulk.

What's the difference between the two colourways?

Orange/Black and Yellow/Black are otherwise identical, but only Orange/Black is certified to RIS 3279 TOM Issue 2 for rail trackside work.

What sizes are available?

S to 4XL, in both Orange/Black and Yellow/Black.

Can I get my company logo added?

Yes. The DX438 supports embroidery and print branding, just let us know when you order.

Does it have a hood?

Yes, an attached hood with vertical and horizontal adjustment for a customisable fit.

How many pockets does it have?

Several, including zipped chest pockets, an inner chest pocket, a tape pocket, a double rule pocket and two side zip pockets.

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