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3
Lay the ducts, securing them to the formwork with
masking tape if necessary.
4
Place two seals on each duct end on the flange
connection side.
WARNING! Before the ducts are covered with concrete, make sure to provide extra sealing for the joint between the
duct and the ange and the joint between the ange and the plug using a cold shrink tape.
5
Insert the air ducts with the sealing rings into the
flanges.
Secure the ducts in the flanges on both sides using the
universal locks (included in the connector delivery set).
6
Close the unused flanges with plugs.
Secure the plugs in the flanges on both sides using the
universal locks (included in the connector delivery set).
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