Description
Dromex® DHCS-A1 Single Unifit Filter – Reliable Protection Against Organic Gases
Designed for professionals working in environments with harmful organic vapours, the Dromex® DHCS-A1 Single Unifit Filter offers dependable respiratory protection. Ideal for use with Dromex® single cartridge respirators, this filter ensures safety and comfort for industries where air quality matters.
Key Features
- Two cartridges per packet for extended use
- Valve replaced with every filter for optimal performance
- Left-hand thread design for secure fit on single masks
- Individually sealed for hygiene and safety
- Compatible with Dromex® DH101 respirators
- Optional pre-filter (DHCS P2PF) for added particulate protection
Benefits
- Enhanced Safety: Protects against organic gases and vapours with boiling points above 65°C
- Extended Filter Life: Pre-filter option reduces clogging and adds oil protection in greasy environments
- Comfort & Reliability: Lightweight design reduces breathing resistance, making long shifts easier
- Peace of Mind: Meets international safety standards for PPE compliance
Specifications & Compliance
- Style: Single cartridge, reusable A1 gas filter
- Breathing Resistance:
- @15 l/min: >1.0 mbar
- @47.5 l/min: >4.0 mbar
- Gas Capacity:
- Cyclohexane BTT >70 min @ 10 ml/m³
- Maximum Filter Capacity: Low 1000 ppm
- Materials:
- Grey Polystyrene filter case
- Polyethylene terephthalate pre-filter pad
- Activated carbon
- Rubber valve piece
- Compliance:
- EN141:2000, EN14387:2004 +A1:2008
- NRCS AZ2011/70
- SANS 54387:2007
- CE EN approval (BSI CE No. 0086)
How to Use
- Remove pre-filter cover and unscrew used cartridge.
- Dispose of used components safely.
- Clean the mask as per maintenance instructions.
- Unwrap new filter and attach securely using left-hand thread.
Size Chart (UK to CM – Alpha)
| UK Size | CM | Alpha |
|---|---|---|
| 6 | 24.5 | S |
| 7 | 25.4 | M |
| 8 | 26.2 | L |
| 9 | 27.1 | XL |
| 10 | 28.0 | 2XL |
| 11 | 28.8 | 3XL |
| 12 | 29.6 | 4XL |
Note: Sizing may vary by brand.
Customer Reviews
John M. – “Reliable and easy to fit. Perfect for my workshop environment.”
Samantha R. – “Great quality and lasts longer than expected. Highly recommend!”
David P. – “Meets all safety standards. I feel secure using these filters daily.”
FAQs
Q1: Can I use this filter for firefighting?
A: No, it is not suitable for firefighting or oxygen-deficient environments.
Q2: Does it fit all respirators?
A: It is designed for Dromex® single cartridge respirators only.
Q3: How often should I replace the filter?
A: Replace immediately if you detect chemical breakthrough by smell or taste.
Q4: Can I use it with facial hair?
A: No, leak-tightness cannot be guaranteed with beards or stubble.
Q5: Is it approved for mining?
A: Yes, it complies with Mine Health and Safety Act requirements.
Industries & Workplace Applications
- Chemical processing
- Paint and coatings
- Automotive repair
- Manufacturing
- Mining
- Agriculture
- Oil & gas
- Construction
- Printing
- Industrial cleaning
Stay Protected – Order Your Dromex® DHCS-A1 Filter Today!
Ensure your safety with a trusted solution for organic gas protection. Add to cart now and breathe easy!








