Ezd 311 — 2021 |link|

If "EZD 311 2021" refers to a university course code (e.g., in Design or Engineering), university-specific guides are usually hosted on internal portals like Canvas or Moodle . If this is the case, please provide the name of the institution for a more targeted search.

: The "EZD" series distinguishes itself by allowing for both sealing and periodic inspection. The integrated drain provides continuous, automatic drainage of condensate that might otherwise accumulate in vertical conduit runs. Key Technical Specifications ezd 311 2021