About Gas Alarm Systems
Gas Alarm Systems specializes in fixed and portable gas detection solutions designed to protect people, property, and operations in hazardous environments. Gas detection is the process of identifying potentially dangerous gas leaks using advanced sensor technology—and it’s what we’ve been trusted to do for over 20 years.
If you’re looking for reliable gas detection equipment, expert technical advice, and responsive service, you’re in the right place.
Our Experience & Philosophy
With more than two decades in the industry, Gas Alarm Systems has built long-standing relationships with leading manufacturers and agencies. We don’t “collect” brands—instead, we carefully select high-quality products from companies that are leaders in their specific fields.
Our reputation is built on:
Proven, industry-trusted products
Honest, expert technical advice
Long-term customer relationships
Reliable after-sales service and support
We pride ourselves on helping customers choose the right solution, not just selling equipment.
Personal Service You Can Rely On
Not everyone enjoys filling out online forms—and that’s perfectly fine. We encourage you to give us a call. We’re always happy to chat, answer questions, and discuss your specific gas detection needs.
Whether you need a single portable monitor or a complete fixed gas detection system, our team is here to help.
Flexible Solutions: Rental, Lease & Purchase
We understand that every project is different. That’s why we offer flexible options to suit your timeframe and budget:
Short-term rentals for temporary projects
Long-term lease solutions tailored to your needs
Purchase options at affordable prices
All rental and lease solutions can include full maintenance, ensuring a trouble-free experience from start to finish.
What We Do
Fixed & Portable Gas Detection
We supply a wide range of fixed gas detectors and portable gas monitors suitable for industrial, commercial, and hazardous environments.
Why choose us?
Affordable pricing
Quick turnaround times
Trusted brands and proven technology
Professional Site Evaluation
Choosing the correct gas detection system starts with understanding your environment. We provide professional site evaluations to determine the exact gas detector requirements for your facility—helping ensure maximum safety, compliance, and performance.
Gas Detector Servicing
Like vehicles, gas detectors require regular maintenance to remain fully functional and accurate.
Manufacturer-recommended service intervals followed
Most models recommended for six-monthly servicing
Preventative maintenance to reduce downtime
Regular servicing ensures your equipment performs when it matters most.
Gas Detector Repairs
Our experienced technicians can diagnose and repair faulty gas detectors in accordance with manufacturer guidelines. Components are tested, replaced where required, and fully verified to ensure the detector is operating correctly and safely.
Gas Detector Calibration
We offer professional calibration services for fixed and portable gas detectors across most major brands.
Certified and traceable calibration gases
Accurate adjustment and verification
Ensures reliable and compliant gas readings
Calibration services are available for both workshop and on-site requirements.
Explore Our Products & Services
Gas Alarm Systems supplies and supports a comprehensive range of products, including:
Portable gas detectors
Fixed gas detection systems
Flame and fire detectors
Calibration gases and accessories
Docking stations and instrument management systems
Sensors, fittings, and detection accessories
We also provide:
Instrument calibration and repairs
While-you-wait service for many makes and models
OEM and generic sensor solutions
Our Commitment to Safety
Safety is at the core of everything we do. From product selection to system design, servicing, and ongoing support, Gas Alarm Systems is committed to delivering dependable gas detection solutions you can trust.
Talk to the Experts
If you need advice, equipment, servicing, or calibration—contact Gas Alarm Systems today. We’re always ready to help you find the right solution for your application.