What it does and why you need it Acts as a secure interface between a portable air conditioner exhaust hose and the window, creating a snug seal that prevents air leakage and keeps exhaust directed outside. Keeps the exhaust path clean by blocking dust, debris and insects from entering the hose and the unit, helping maintain AC performance and indoor air quality. Simple, reliable solution for any portable AC system that uses a 150mm exhaust hose. Key features Compatibility: 2piece adaptor set for portable air conditioners with 150mm (6inch) exhaust hoses. Size and appearance: White finish, designed to sit neatly in common window openings while matching most units and interiors. Durable construction: Made from quality materials to resist regular use and outdoor exposure, including sunlight and moisture. Effective filtration: Builtin screen filters out dust, debris and insects before they reach the exhaust hose or the air conditioner. Easy installation: Install quickly without special tools or professional help. Attach the adaptor to the window opening and connect the exhaust hose. Benefits at a glance Reduces air leakage for better cooling performance and less wasted energy. Protects the exhaust hose and AC from clogging or pest intrusion. Saves time with tool installation and simple maintenance. Longlasting materials minimize replacement frequency. How to use (quick steps) 1. Place the adaptor pieces in the window opening where the exhaust hose exits. 2. Secure the adaptors in position. 3. Attach the 150mm exhaust hose to the adaptor and confirm a snug connection. Practical applications Home cooling: Use with portable AC units in bedrooms, living rooms or garages to ensure exhaust is sealed and filtered. Office or small commercial spaces: Keeps exhaust contained and prevents contaminants from entering the exhaust line in rented or shared spaces. Temporary or mobile installations: Ideal for rentals, dorms, RVs or shortterm setups where a quick, tool window solution is required. What makes it stand out Purposebuilt for 150mm portable AC hoses, combining a tight fit with filtration and durable materials for reliable, everyday use.