Haven Fire & Safety L.L.C.

product / Crowcon

Crowcon Detection Instruments Ltd specialises in developing, manufacturing and marketing innovative, reliable and cost-effective flammable and toxic gas detection equipment. The company was formed in 1970 and has constantly led the field with products designed for safety and environmental monitoring needs. The Company's mission statement is

"To be relied on worldwide for the protection of people and plant against gas hazards."


Based in Abingdon, Oxfordshire in the UK and with branch offices in Europe, North America and South East Asia, Crowcon currently employs 200 full time staff including sales, marketing, customer support and Research & Development.


The products are sold throughout the world, serving oil, gas and petrochemical companies, public utilities, clean water and sewage treatment companies, fire brigades, construction companies and other organisations where accidental leakage of gas or vapour can become a toxic or explosive danger.


Crowcon has been a part of the Halma Group since 1985. Halma is listed on the Midcap London Stock Exchange (FTSE 350) and is recognised as one of the most successful engineering groups in the World.

Crowcon Technology is used for


  • Detecting toxic and flammable gas
  • Monitoring oxygen deficiency
  • Process control applications
  • Landfill gas monitoring, tunneling, water treatment plants, landfill sites, petrochemical refineries, oil rigs, shipping, steel and chemical works, the construction industry and many other areas.


Haven Fire and Safety, together with Crowcon have provided numerous gas detection system and equipment solutions to a wide range of customers throughout the region.