Where can i find an attachment for a hose on a portable nouns conditioning element? I have a portable nouns conditioning unit at work and we...

I have a portable nouns conditioning unit at work and we want to fit the hose into a cut out circle hole contained by the window so that we don't hold to have the misshapen attachment through an open glass that was included when it be purchased. We have have a company out to assess this, they said it is possible but we need an extra attachment near a cap to fit surrounded by the hole in the pane and it is proving very difficult to find, please sustain!
I hold see two mice contained by my...
Answers:    Most hardware stores carry tons types of hoses
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