Purpose: This portable exhaust hose coupler provides a secure, efficient connection between a portable air conditioner and a window adapter, enabling proper venting. Key benefits Secure, airtight connection helps prevent exhaust leaks and reduces heat transfer back into the room. Easy installation supports quick setup without specialized tools. Compatible with both horizontal and vertical window configurations for flexible mounting. Durable construction designed for repeated use in homes, offices, and other settings. Compatibility and fit Designed to work with portable air conditioning units and their exhaust hoses. Connects reliably to window adapters to support standard venting setups. Size and material Built with durable materials for long service life. Engineered to connect portable AC exhaust hoses to window adapters securely. Performance Maintains a reliable venting path to support consistent cooling performance. Use scenarios Apartments with limited or awkward window layouts. Dorm rooms requiring temporary, portable climate control. Small offices needing a straightforward, noninvasive venting solution. Installation notes Attach the exhaust hose to the coupler, connect to the window adapter, and position in a horizontal or vertical window. Ensure a secure fit and minimize gaps for venting.