We Make it Happen
Operating UK wide, a1-cbiss design, install and service a range of emissions monitoring systems, gas detection systems and supply personal safety products.
Simplify Your Product Search

Continuous Emissions Monitoring Systems
We live and breath CEMS. It’s the core of our business. We’ll help your site reduce environmental impact and achieve regulatory compliance.

Gas Detection Systems
Fixed gas detection systems designed to continuously protect your business and your employees in hazardous environments.

Gas Detection Products
We pride ourselves on being able to find you the most suitable gas detection products from the world’s leading manufacturers.

Service You Can Rely On
Expect the right readings all the time. We service and maintain monitoring devices for people who rely on their detectors and analysers to work correctly.
Book a Site Survey
Our team of engineers are experts in specifying systems to suit your requirements.
Our site survey is the most effective way for us to assess your needs, evaluate site conditions and to discuss the installation plan.
About Us
We’re the complete emissions monitoring and gas detection solution company. We design, manufacture, install and commission gas monitoring systems.
Talk with the Experts
Contact us - Our application specialists will identify the best gas monitoring equipment for your needs based on the information that you can provide. If you're unsure about what's important, consider booking a site survey.
Book a site survey - Our specialists consider your process, your site conditions and work with you to understand your needs. It is the most effective means of ensuring your system is completely fit for purpose.