These guides explain common gas hazards and the rules around gas detection in Irish workplaces, in plain language. They are written for facilities managers, maintenance engineers and health and safety leads, and every figure is checked against the HSA, Irish legislation, NSAI or manufacturer data. If you need advice on your own site, call 01 289 7720 or email info@vistec.ie.
Where hydrogen sulphide collects, why smell is no warning, the Irish exposure limits and how fixed and personal H2S monitors work.
How chlorine gas is released in pool plant rooms and water treatment, the Irish exposure limit and where to place detectors.
What LEL, UEL and %LEL mean, the limits for methane, propane and hydrogen, and how alarm levels are set.
Where nitrogen dioxide comes from, the Irish limits, and why car parks monitor CO and NO2 together to control ventilation.
Zone 0, 1 and 2 under Irish law, which equipment category each zone needs and what makes a gas detector ATEX certified.
What the Irish standard for non-domestic gas installations covers, the RGI rules from 1 September 2026, and where detection and interlocks fit.
Manufacturer calibration intervals, daily bump tests for portables, what shortens the interval and the records to keep.
Our engineers have been designing, installing and servicing gas detection in Ireland since 1983. Call 01 289 7720 or email info@vistec.ie.
© 2026 Vistec Gas Detection Ltd
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