9
MEV 160 & MEV 300
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SHOULD YOU ENCOUNTER ANY PROBLEMS
WITH YOUR UNIT, CALL US ON:
7. Fit a suitable low resistance external extract termination e.g. a roof vent or fixed louvre grille.
8. Fit adjustable extract valves in the chosen room locations.
9. Fit duct between the external termination and the MEV unit. Fit your chosen size of duct
between the extract valves and the MEV unit. Ductwork should be fitted in accordance with
the Domestic Ventilation Compliance Guide and follow any system designs that have been
produced for the property. Ductwork through unheated spaces needs to be insulated. For
efficiency, all ductwork should be as large a diameter as possible. Envirovent also recommend
fitting cone filters to the extract valves.
INSTALLATION
Extract
termination
Extract 1
Extract 2
Extract 3
Ducts must be attached
securely to the unit. For
maximum performance
use rigid duct and a
short length of flexible
duct (300mm) for final
connections to the unit
and to the extract valves.
7.
8.
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