| 摘要 |
A roof access system mounted on a roof having a roof support member, said device being adapted for use with an internal component and an external component. The device includes an enclosure and an access panel providing resealable access to a central aperture located through said enclosure, a channel extending from said aperture to the underlying roof support member and being adapted for receiving tubing extending from said internal component to said connection point. A second tubing section extends from the external component to said connection point, said internal component being in communication with said external component. |
