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Our work at the heart of liquefied gaseous extinguishing systems continues. Mr Sam Watson says, “Portasphere™ is an intelligent designed unit with a clear colour backlit LCD display allowing the user to adjust settings to the particular Sphere under test, enabling users to operate quickly and efficiently in dark and confined spaces”.

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You can reach us anytime via phone or email, we aim to respond to all enquiries within 24 hours (excluding weekends and bank holidays)


Come say hello at our Technical Laboratory.

Coltraco Ultrasonics
NETPark Research Institute
Joseph Swan Road
TS21 3FB

United Kingdom


Monday - Friday (excluding bank holidays) from 8:30am to 6:00pm, UK.

Tel (Sales & HQ): +44 20 7629 8475
Tel (Technical): +44 1740 618 240