Natural gas is a flammable gas that is commonly used in building heating systems such as schools, universities and dormitories. It consists primarily of methane gas. The source of the natural gas is usually in the boiler room, an enclosed area that is not frequented very often, which increases the risk of a leak going undetected. A leak not only wastes expensive fuel but could result in an

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Strobes, horns and combo alarm devices are safety devices that offer a visual and/or audible warning to occupants in the area nearby. Whether you need one, the other or both depends on local building codes, safety regulations and type of application. Check out what we have to offer.

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Gas cooking equipment such as grills, stoves and fryers in restaurants, hotels and other commercial kitchens often use natural gas or propane for an energy supply. If a burner was left on or a fitting burst the leaking gas could cause a fire or an explosion. In addition, one of the by-products of burning natural gas or propane is carbon monoxide, a toxic gas at very low concentrations. If the

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Bump testing a gas sensor involves flowing a concentration of gas that is slightly higher than the Low alarm setpoint of the gas detector for a short period of time (1-2 minutes or less). The purpose of a bump test is to confirm that the sensor responds to the presence of gas, the low alarm will activate and the gas detector overall is operating appropriately. The bump test is used

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 Ammonia has a very powerful, distinctive smell. It is dangerous to inhale Ammonia.



This document is for informational purposes only. No duty or undertaking is intended or assumed by CETCI.

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WHERE MIGHT HAZARDOUS LEVELS OF AMMONIA OCCUR?
Ice rinks                                                    Chiller rooms
Cold storage units                                       Manufacturing plants
Supermarkets                                                 - Fertilizer
Convenience stores                                        - Pharmaceuticals and

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For many refrigeration applications, using solid state sensors will provide an economical and reliable gas detection solution. Solid state sensors are reliable if used in a clean area with very little temperature and humidity changes. Solid State refrigerant sensors should not be used where there are other chemicals or gases present (other than refrigerants), such as alcohol based cleaners,

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At Critical Environment Technologies Canada Inc, (CETCI), we strive to be innovative, cutting edge and creative in our endeavors to fulfill our customers’ needs. Our latest testament to this is our newly designed calibration clip (or 'Cal Clip’ as it is called for short). It has been an exciting few months as we have gone through different designs, prototypes, various types of plastics and

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