Portwest BZ443 Bizweld Work FR Trousers
£35.94 inc. VAT
The Portwest BZ443 Bizweld Work FR Trousers offers protection against the thermal hazard of electric arc and guarantees flame resistance for the life of the garment. These modern slim fit pant has an elastic waist band for comfort and ease of movement and a range of ample pockets allow for convenient storage.
Choose your colour, size and quantity:

Portwest BZ443 Bizweld Work FR Trousers Navy
The Portwest BZ443 Bizweld Work FR Trousers offers protection against the thermal hazard of electric arc and guarantees flame resistance for the life of the garment. These modern slim fit pant has an elastic waist band for comfort and ease of movement and a range of ample pockets allow for convenient storage.
Features
- Protection against radiant, convective and contact heat
- Certified protection against molten metal splash
- Multiple utility pockets providing ample storage
- Contrast colour stitching for added style
- Ergonomically designed for unrestricted movement, comfort and breathability
- Durable, strong and long lasting brass zip
- Reflective trim for increased visibility and safety
- Extendable leg length (31″ to 33″)
- 40+ UPF rated fabric to block 98% of UV rays
- 6 pockets for ample storage
- Elasticated back waist for a secure fit
- CE certified
Shell Fabric : Bizweld Work: 100% Cotton 280g
This industry leading flame resistant range provides multi standard protection for hazardous environments.
Our FR Workwear range is engineered for professionals who work in high‑risk environments where heat, flame, and arc hazards are part of the job. Every garment is built to deliver dependable protection without compromising comfort, durability, or freedom of movement. From lightweight daily layers to heavy‑duty technical pieces, our collection meets the latest safety standards and is trusted across engineering, utilities, petrochemical, rail, and industrial sectors.
Check out the rest of our range here
More information about our Hi Vis Workwear range…
Here at All Clothing we offer a fully comprehensive collection of Hi Vis Workwear. Suitable for all industries from Railways to Warehouses. Robustly constructed with strong materials and tough components. Reliability and durability guarantee 100% customer satisfaction. In our range you will find a solution for all areas of work. We also supply Hi Vis Workwear that comes in a variety of colours and sizes as well as a range of manufacturers. We supply many different brands of Hi Vis Workwear including Portwest, Leo, Regatta, Result, Stein and Supertouch. Also, our Portwest Sealtex range has proved very popular, which will keep you dry when working in extremely wet conditions. Our collection of Hi Vis Cooling Wear is also fast selling and constructed with strong materials to withstand tough working conditions and keeping you cool in hot climates. The latest edition to our Hi Vis Workwear section is the Portwest PW3 range, contemporary workwear blends sports and lifestyle trends with function, a modern fit and improved comfort.

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