UK Manufacturer of Specialist Flow Instruments
Flow Monitors, Switches & Sight Indicators

UK Manufacturer of Specialist Flow Instruments

Flow Monitors, Switches & Sight Indicators

Welcome to Flow-Mon

Flow-Mon is a specialist manufacturer of flow indicators and switches, turbine meters and sight glasses producing cost effective and robust flow solutions to industry for almost 50 years.

Welcome to Flow-Mon

Flow-Mon is a specialist manufacturer of flow indicators and switches, turbine meters and sight glasses producing cost effective and robust flow solutions to industry for almost 50 years.

Our factory in North Yorkshire is equipped with the latest CNC technology, calibration equipment traceable to UKAS standards and fabrication facilities.

Our team of skilled and experienced engineers manufacture a broad range of products from simple low cost sight indicators to large capacity flow rate indicators and switches for heavy industrial use. Our products are suitable for a wide range of applications including oil, water, chemicals and gas which are chemical resistant, accurate and can be fitted with several switch or output options for use in hazardous environments. In addition to our standard range we frequently manufacture bespoke or special products to meet specific customer requirements.

flow-mon spinner type sight indicator
Our factory in North Yorkshire is equipped with the latest CNC technology, calibration equipment traceable to UKAS standards and fabrication facilities.

Our team of skilled and experienced engineers manufacture a broad range of products from simple low cost sight indicators to large capacity flow rate indicators and switches for heavy industrial use. Our products are suitable for a wide range of applications including oil, water, chemicals and gas which are chemical resistant, accurate and can be fitted with several switch or output options for use in hazardous environments. In addition to our standard range we frequently manufacture bespoke or special products to meet specific customer requirements.
Our factory in North Yorkshire is equipped with the latest CNC technology, calibration equipment traceable to UKAS standards and fabrication facilities.

Our team of skilled and experienced engineers manufacture a broad range of products from simple low cost sight indicators to large capacity flow rate indicators and switches for heavy industrial use. Our products are suitable for a wide range of applications including oil, water, chemicals and gas which are chemical resistant, accurate and can be fitted with several switch or output options for use in hazardous environments. In addition to our standard range we frequently manufacture bespoke or special products to meet specific customer requirements.

If you would like a quotation for any of our products or wish to discuss our suitability for your application please call us on 0044 (0) 1423 561972 or contact us. Our team are happy to help and will reply within 24 hours.


Flow-Mon Products

View All Products

Nearly 50 years of Success

Flow-Mon Ltd was established in 1971 as a distributor of Flow Rate Indicators and Flow Switches. In 1972 the company moved to its current location in Harrogate, United Kingdom, and began manufacturing and distributing Flow Monitors.

We specialise in making economical, robust and user friendly flow monitoring and switch instrumentation (for both safe and hazardous areas).
About Us
About Us link

Go with the Flow!

Call us on +44 (0) 1423 561972

Contact Us

Global Distributor Network

During our 50 years we've developed an unparalleled Distributor Network on every continent for our range of Flow Rate Indicators and Flow Switches. 

We manufacture everything ourselves to maintain high levels of quality for all our products wherever they're used in the world and for whatever application they're used for.

Reliability remains one of our biggest objectives and provide a comprehensive range of additional services including refurbishment at our global HQ in Harrogate, United Kingdom.
Find out more!

Customer Testimonials

Pipeline Dynamics AU
A big thanks to Flow-Mon amazing service. I required 2 flow indicators urgently. They had them manufactured and dispatched within 48 hours and they will arrive this week in Australia.
Great Job! 

Peter Mizzi
Pipeline Dynamics

Global Heat Transfer Ltd.
Amazing service, was expecting a lengthy lead time on parts but Matthew was able to source within the week!
Professional, friendly and understood our requirements with no fuss.
Definitely recommend Flow-Mon!

Lisa Cho
Global Heat Transfer Limited

Sellafield Ltd.
Outstanding Service and Support!
In recognition of outstanding contribution and support a personal thankyou on behalf of Sellafield Limited to all the team involved at Flow-Mon in the manufacture and prompt delivery of to our Magnox Reprocessing plants.
The team demonstrated a discipline and professional attitude to ensure delivery.
Thank you!

Peter Waite
Sellafield Limited

Pipeline Dynamics AU
A big thanks to Flow-Mon amazing service. I required 2 flow indicators urgently. They had them manufactured and dispatched within 48 hours and they will arrive this week in Australia.
Great Job! 

Peter Mizzi
Pipeline Dynamics

Global Heat Transfer Ltd.
Amazing service, was expecting a lengthy lead time on parts but Matthew was able to source within the week!
Professional, friendly and understood our requirements with no fuss.
Definitely recommend Flowmon!

Lisa Cho
Global Heat Transfer Limited

Sellafield Ltd.
Outstanding Service and Support!
In recognition of outstanding contribution and support a personal thankyou on behalf of Sellafield Limited to all the team involved at Flow Mon in the manufacture and prompt delivery of to our Magnox Reprocessing plants.
The team demonstrated a discipline and professional attitude to ensure delivery.
Thank you!

Peter Waite
Sellafield Limited