Feature: 1. Making Your Conditioner More Efficient: The air conditioner tube connector can effectively return hot air to your space, so your air conditioner can be more efficient, cooling your room in less time. 2. Reducing Hot Air Revenue: To enable connections to exhaust hose and window kit plate.To enables connections to exhaust hose and window kit plate leaves out warm air, insects, mosquitoes out of your relax space. 3. Premium ABS: The square air conditioner tube connector is made of premium ABS material so that is is strong, durable and has long service life. 4. Applicable: This air conditioner tube adapter which is applicable for general 150mm diameter air conditioning exhaust pipe. 5. 5.9in Caliber: Our air conditioner tube adapter has 5.9in caliber and supports clockwise and counterclockwise threads. Specification: Item Type: Air Conditioner Exhaust Hose Coupler Material: ABS Gross Weight: 92g/3.2oz Thread Diameter: 150mm/5.9in Product Size: 17.8x14.8x6.8cm/7.0x5.8x2.7in Applicable: General 150mm diameter air conditioning exhaust pipe. Package List: 1 x Air Conditioner Exhaust Hose Coupler