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The Dangers of LPG & Petrol Vapour - The potential for an explosion with either LPG or petrol vapour should not be underestimated. Both form highly explosive mixtures and easily ignitable mixtures with air. Being heavier than air, both LPG and the vapour from petrol will sink to the lowest point. In a boat this often below deck (eg bilge) where it will collect with no way of escaping .....read more >>>

The Dangers of Carbon Monoxide (CO) - Carbon monoxide is a poisonous gas that results from poorly maintained, faulty or poorly ventilated fuel burning appliances. Poisonous at very low levels and fatal at high levels, this gas has caused permanent disability and death to many over the years. With no colour, tast or smell an electronic sensor is the only sensible way to protect crew members from this danger .....read more>>> 

Waterproof LPG & Petrol Vapour Sensors - With more boat gas alarms failing for water damaged sensors than any other reason, Nereus Alarms have developed unique waterproof sensors to eliminate this problem. Providing excellent levels of protection, these sensors .....read more>>>

Who was Nereus? Known as the Old Man of the Sea, Nereus was a sea god in Ancient Greek mythology. Benevolent to sailors .....read more >>>