Graf oneAdvanced Manual De Instalación página 37

5 Assembling the switch cabinet for indoor installation
For this purpose, we would recommend the GRAF empty pipe seal made from PE foam (item no.
107887). Alternatively, PU foam can be used.
5.2.4 Mounting the GRAF empty pipe seal of PE foam
.
Insert the hoses from the empty pipe into the holes
in the empty pipe seal.
Cut off the end of the hose to remove this plug.
Push the hose through the thin top layer. A plug
of material remains stuck in the end of the hose.
Push the empty pipe seal into the empty pipe to
seal this tightly.
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