Vents Solid User Manual page 6

Cleaning and user maintenance shall not be made by children
without supervision.
Children shall not play with the appliance.
Precautions must be taken to avoid the back-flow of gases into the
room from the open flue of gas or other fuel-burning appliances.
The appliance may adversely affect the safe operation of appliances
burning gas or other fuels (including those in other rooms) due to
back flow of combustion gases. These gases can potentially result
in carbon monoxide poisoning. After installation of the unit the
operation of flued gas appliances should be tested by a competent
person to ensure that back flow of combustion gases does not occur.
Connection to the mains must be made through a disconnecting
device, which is integrated into the fixed wiring system in accordance
with the wiring rules for design of electrical units, and has a contact
separation in all poles that allows for full disconnection under
overvoltage category III conditions.
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