FLANGE ADAPTER: The Flange Adapter Enables Users To Affix The Exhaust Hose To A Flange! MODELS: This Flange Adapter Is Compatible With The Following Model Numbers: PACAN270G1W3AWH, PACAN280HG, PACAN280HG1W3AWH INSTALLATION INSTRUCTIONS: Installation Instructions Do NOT Accompany This Part - Your User Manual Contains Installation Instructions! WHAT YOU GET: This Offering Is For ONE Flange Adapter That Is Specifically For The Above Models! If You Do NOT See Your Model Number Listed, Send A Message For Assistance In Purchasing The Correct Item! This part does NOT come with installation instructions. Installation Instructions Are Within Your Devices User Manual. This AC Flange Adapter is compatible with model numbers PACAN270G1W3AWH, PACAN280HG, PACAN280HG1W3AWH. The Flange Adapter enables users to plug an exhaust hose into a flange. If your Air Conditioner model number is NOT listed above, please send a message for assistance in locating the correct part!