Feature: 1. [3 Proof Valve] This isolation type three proof valve ensures a refreshing and clean environment, ensuring a longer lifespan for your equipment. 2. [Anti Backflow and Odor] Featuring check valve and internal cylinder water tank dual isolation, this check valve effectively prevents harmful gases and sewage backflow. 3. [Smoothly Drainage] The check valve ensures smoothly drainage of condensate during the cooling process to keep the indoor environment clean and refreshing. 4. [Flexible Installation] This condensate check valve can be installed vertically or horizontally, offering versatile placement options for different settings. 5. [Wide Application] Mainly used for central air conditioner, suitable for various scenarios such as factories, schools, malls, and living rooms. Specification: Item Type: Condensate Check Valve Material: PC Connection Type: Thread Nominal Diameter: Inner Diameter: DN25, Outer Diameter: DN32 Nominal Pressure: 1.23MPa Valve Type: Slow Closing Check Valve Action Mode: Single Action Function: Check Type Installation: Vertical, Horizontal. Package List: 1 x Condensate Check Valve (Random Color)