Portwest PW3 Modaflame Rain+ Hi-Vis FR Winter Holster Trousers

Portwest PW3 Modaflame FR winter trousers with rain protection, hi-vis visibility & holster pockets. 37 CAL/CM² Arc rating. CE certified. Order online today.

Professional Flame Resistant Winter Work Trousers with Hi-Vis Protection

Premium Flame Resistant Winter Workwear

Looking for high-quality flame resistant winter work trousers that offer maximum protection and comfort? The Portwest PW3 Modaflame Rain+ Hi-Vis FR Winter Holster Trousers represent the pinnacle of industrial workwear safety. Designed for professionals who demand reliability in hazardous environments, these FR trousers combine innovative protective technology with practical, everyday comfort.

Exceptional Flame Resistance & Arc Protection

These Portwest FR trousers feature inherent flame resistant properties that won't diminish with washing. With an impressive 37 CAL/CM² Arc Thermal Performance Value (ATPV) rating, they provide superior protection against radiant, convective, and contact heat. Meeting or exceeding EN ISO 11612 A1+A2, B1, C1, and F1 standards, plus IEC 61482 compliance, these fire-resistant trousers are suitable for ATEX environments and meet the most stringent safety requirements.

Advanced Weather Protection

The PW3 features innovative Modaflame Rain+ technology that protects against rain and chemical splashes. The fully lined and padded construction traps warmth while the PU-coated ripstop shell fabric ensures durability in harsh conditions. These weather-resistant trousers are ideal for outdoor work in challenging climates, delivering EN 343 Class 4:1 X weather protection.

High-Visibility Safety

Featuring two-tone hi-vis design with heat-applied segmented reflective tape, these safety trousers ensure visibility in low-light and poor weather conditions. They meet EN ISO 20471 Class 2 standards for high-visibility workwear, making them essential for construction sites, industrial facilities, and emergency response teams.

Ergonomic & Practical Design

Designed with the working professional in mind, the PW3 delivers exceptional functionality:

• Nine Storage Pockets: Easy-access cargo pockets, side pockets, rule pockets, and two-tier knee pad pockets with two positioning options
• Detachable Holster Pockets: Interchangeable design allows customization of pocket placement for personalized comfort
• Flexible Fit: Side elastic waist provides ultimate comfort, while hook-and-loop hems ensure a secure fit
• Accessibility Features: Side zip leg openings allow easy dressing and quick changes, with extendable leg length from 31" to 33"

Superior Material Specification

The Modaflame Rain+ shell fabric combines 60% polyester, 21% modacrylic, 18% cotton, and 1% carbon fiber in a 7mm ripstop construction. The 100% cotton flame-resistant lining provides warmth and comfort, while polyester flame-resistant filling adds extra insulation. This advanced material composition ensures protection, durability, and comfort in demanding environments.

Full Certification & Compliance

These professional work trousers are CE certified (Category III) and non-magnetic (nickel and ferrous free). They comply with multiple international safety standards including EN ISO 11612, EN 1149-5, IEC 61482-2, and are suitable for ATEX environments per RIS 3279 TOM Issue 2.

Ideal For:

• Oil and gas industry professionals
• Welders and metalworkers
• Construction workers
• Emergency responders
• Chemical plant workers
• Railway and maintenance crews
• Any hazardous work environment requiring FR protection

Investment in Safety & Comfort

The Portwest PW3 Modaflame FR trousers represent a smart investment in worker safety and productivity. Free delivery on orders over £54.99 (UK mainland), with bulk discount options available for fleet purchases.

Why Choose Portwest PW3 FR Winter Trousers?

The Portwest PW3 stands apart in the flame resistant workwear market through its combination of advanced protective features, superior comfort design, and proven reliability. Unlike standard work trousers, these FR pants provide multi-layer protection: flame resistance with 37 CAL/CM² arc rating, rain and chemical resistance through Modaflame Rain+ technology, and high-visibility safety features. The thoughtful ergonomic design with nine pockets and detachable holster pockets addresses real-world worker needs while maintaining the professional appearance expected in industrial environments.

Technical Specifications & Safety Standards

These safety trousers meet rigorous international standards designed to protect workers in extreme conditions. With EN ISO 11612 compliance and 37 CAL/CM² ATPV rating, they're certified for environments with significant arc flash risk. The IEC 61482-2 rating ensures protection against electrical hazards, while EN 343 Class 4:1 X weather protection keeps workers dry and comfortable. ATEX certification means these trousers are suitable for potentially explosive atmospheres.

Durability & Long-Term Value

Portwest has engineered the PW3 for durability. The 7mm ripstop shell fabric with PU coating resists tears and punctures, while inherent FR properties mean the protective qualities won't wash out. The fully padded lining and quality construction materials ensure these trousers withstand regular industrial use while maintaining their protective and comfort properties through hundreds of washing cycles.

Comfort for Extended Wear

All-day comfort is critical in workwear. The PW3 features a side elastic waist for freedom of movement, while the two-tier knee pad pockets offer positioning flexibility. The concealed fly zip opening provides practical ease of use, and extendable leg length ensures proper fit for workers of varying heights. Cotton flame-resistant lining adds warmth in winter conditions without sacrificing safety.

Q: What is the arc flash rating of the Portwest PW3 trousers? A: The Portwest PW3 has an Arc Thermal Performance Value (ATPV) of 37 CAL/CM², providing excellent protection in high-energy arc flash environments. They're also rated for APC 2 protection.

Q: Are these trousers truly waterproof? A: Yes, the Modaflame Rain+ technology combined with PU-coated ripstop fabric provides EN 343 Class 4:1 X weather protection, making them highly water-resistant in heavy rain and wet conditions.

Q: Do the holster pockets come with tools? A: The holster pockets are interchangeable and detachable, designed for carrying essential tools. They're tool holders, not tool providers.

Q: What's included with different sizing options? A: The PW3 comes in a range of sizes with extendable leg length from 31" to 33" to accommodate different worker heights and proportions.

Q: Can these trousers be used in explosive atmospheres? A: Yes, the Portwest PW3 is ATEX certified and suitable for use in potentially explosive environments, making them ideal for oil, gas, and chemical industries.

Q: How do I care for flame resistant trousers? A: Portwest FR trousers should be washed normally, and their inherent flame resistant properties won't diminish with regular washing. Always follow care label instructions.