PORTWEST S781 Bizflame Rain Lined Hi-Vis Antistatic FR Trouser

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PORTWEST S781 – Bizflame Rain Lined Hi-Vis Antistatic FR Trouser

The Portwest S781 Bizflame Rain Lined Hi-Vis Antistatic FR Trouser provides premium foul-weather protection with flame-resistant, anti-static, and high-visibility performance. Made from Bizflame Rain fabric (98% polyester, 2% carbon fibre with FR PU coating – 350g) with a quilted lining, these trousers are waterproof, windproof, breathable, and insulated for cold-weather use.


Certified to EN ISO 14116 (Limited Flame Spread), EN ISO 11612 (Heat & Flame), EN ISO 11611 (Welding), EN 1149 (Anti-Static), IEC 61482-2 (Arc Flash), EN ISO 20471 (Hi-Vis Class 2), EN 13034 (Chemical Splash – Type 6), and EN 343 (Waterproof & Breathable Protection), the S781 ensures full compliance across multiple workplace risks. Designed with reflective hi-vis tape, welded seams, elasticated waistband, adjustable hems, and insulation for warmth, they provide safety, comfort, and durability in the toughest environments.


✅ Key Features & Benefits

  • Bizflame Rain fabric (350g) – FR polyester/carbon fibre with waterproof PU coating

  • Quilted lining – added insulation for cold & wet weather

  • EN ISO 14116 certified – limited flame spread protection

  • EN ISO 11612 certified – heat & flame resistance

  • EN ISO 11611 certified – welding & allied processes compliance

  • EN 1149 certified – anti-static protection

  • IEC 61482-2 certified – arc flash compliance

  • EN ISO 20471 certified (Class 2) – hi-vis safety standard

  • EN 13034 certified – limited chemical splash resistance (Type 6)

  • EN 343 certified – waterproof & breathable foul-weather protection

  • Reflective hi-vis tape – visibility in low-light and adverse conditions

  • Elasticated waistband – secure, comfortable fit

  • Adjustable snap hems – fit easily over work boots

  • Welded seams – 100% waterproof construction

  • Designed for foul-weather use – protects against wind, rain, and cold


⚠️ Important Information

  • Certified to EN ISO 14116, EN ISO 11612, EN ISO 11611, EN 1149, IEC 61482-2, EN ISO 20471 Class 2, EN 13034, EN 343

  • Wipe clean/sponge only (not machine washable)

  • Ideal for rail, petrochemical, utilities, welding, fabrication & outdoor heavy industry in cold weather

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