Product Description
The P431 Silicone Half Mask is a premium reusable respirator engineered to deliver exceptional comfort, secure fit, and reliable respiratory protection in demanding industrial environments. Manufactured from high-quality silicone, this professional half mask provides superior flexibility, durability, and wearer comfort for prolonged daily use.
Designed for enhanced ergonomic performance, the P431 features dual bayonet filter connections that provide excellent weight balance and improved breathing comfort. The dual-filter configuration also maintains a wide field of vision, allowing users to work safely and efficiently in busy industrial settings without unnecessary visual obstruction.
The soft silicone facepiece creates a highly effective and comfortable facial seal while minimizing pressure and irritation during extended wear. Silicone construction offers enhanced softness and flexibility compared to traditional materials, making the P431 particularly suitable for workers requiring long-duration respiratory protection.
The support harness is attached directly to the rigid body of the mask rather than the face seal itself, helping distribute pressure more evenly and reducing facial marking during prolonged use. This ergonomic design improves overall comfort while ensuring a more secure and consistent fit throughout the workday.
Equipped with a 4-point plastic suspension harness, the mask offers reliable stability, wearer comfort, and easy cleaning. Adjustable strap fastenings allow flexible sizing and quick adjustments, while the availability of two size options ensures improved fit and sealing performance for different users.
The frontal exhalation valve improves airflow efficiency and helps reduce heat and moisture build-up inside the mask, supporting greater wearer comfort during physically demanding tasks and extended working periods.
Built for long-term industrial use, the P431 is quick and easy to disassemble for cleaning and maintenance, helping maintain hygiene standards and extending product lifespan in busy work environments.
Compatible with Portwest filters including P902, P921, P941, P952, and P971, this reusable respirator allows users to select the appropriate protection for particulate, gas, vapour, or combined workplace hazards. Filters are sold separately, providing flexibility for different industrial applications and safety requirements.
Ideal for construction, manufacturing, engineering, maintenance, chemical handling, painting, sanding, grinding, and industrial processing environments, the P431 delivers dependable respiratory protection with outstanding wearer comfort and fit stability.
Supplied in a retail presentation box, the mask is suitable for workplace PPE programs, industrial safety supply, and professional respiratory protection applications.
Manufactured from premium silicone materials, the P431 is built for durability, flexibility, and reliable long-term industrial performance. CE certification and CE-CAT III approval confirm compliance with professional European respiratory protection standards.
Key Features & Benefits
-
Premium Silicone Face Seal
Superior comfort, flexibility, and secure fit. -
Dual Bayonet Filter Connections
Balanced performance and improved breathing comfort. -
Wide Field of Vision
Better visibility for safer workplace operation. -
4-Point Adjustable Harness
Secure fit with reduced facial pressure. -
Rigid Body Harness Attachment
Helps prevent facial marks and improves seal consistency. -
Quick Disassembly for Cleaning
Easy maintenance and workplace hygiene support. -
Available in Two Sizes
Enhanced fit for different users.
Compatible Filters
Compatible with:
- P902
- P921
- P941
- P952
- P971
Filters sold separately.
Ideal Applications
Suitable for:
- Construction environments
- Manufacturing facilities
- Chemical handling
- Engineering workshops
- Painting and spraying
- Sanding and grinding operations
Advanced Silicone Respiratory Protection
The P431 Silicone Half Mask combines premium comfort, ergonomic design, and versatile filter compatibility to provide dependable respiratory protection for professional industrial use. Its soft silicone construction and balanced design make it ideal for workers requiring reliable all-day respiratory safety.
Choose reusable respiratory protection designed for superior comfort, flexibility, and dependable industrial performance.
Shipping & Returns
Royal Mail Tracked 24 or DPD
Orders over £200 - Delivered Free
Orders under £200 - Delivery £4.99
Returns Policy
Easy, Hassle Free Returns
30 Days from despatch date
To be eligible for a return, your item must be in the same condition that you received it, unworn & unused, with tags, and in its original packaging. See our Refund Policy for full details.




