Features: The standard condensate trap adopts a gradient design to effectively drains condensate in a variety of HVAC systems. The U shape pipe filled with water is enough to stop the suction from pulling water back into the air conditioners, stopping the backflow of condensed water, so that the water can be drained smoothly. The clear PVC U shaped pipe and openable blue caps makes you easily inspect if sediment builds to block the trap and easily opens it for cleaning. Comes with a 16 inch flexible brush, you can push a brush into the trap easily for cleaning. Make of PVC, which is enduring; Besides, it is very easy to install and can work well on your 3/4inch PVC drain line for your central air conditioning, furnaces condensate, and HVAC systems. Specifications: Component: Plastic Size: As Shown in the Picture Package Includes: 1pc U Shaped Pipe set 1pc Brush note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.