# LP1801-FB Coffee Valve With Filter > ## Features LP1801-FB is a professional degassing valve featuring both "anti-powder leakage" and "ultra-thin design" characteristics. With its lightweight and ultra-thin valve structure, it is perfectly compatible with valve application production lines. It effectively prevents fine powder leakage and solves package swelling issues, while ensuring more compact stacking and flatter sealing. It is an ideal solution for improving the appearance quality and transportation efficiency of powder-based product packaging. ## Application Range Suitable for packaging gas-producing products such as coffee, pet food, and fermented feed. It can be installed on packaging bags and other containers to achieve one way degassing, block air ingress, and extend shelf life. (Widely used for powder products with strict requirements on packaging appearance and space efficiency.) ## Specifications Model: LP1801-FB (with filter) Brand: LinkePackaging Material: HDPE Weight: 0.64g±0.04 Diameter: φ18.8mm±0.1 Inner diameter: φ15.4mm±0.1 Height: 4.15mm±0.1 Net Weight: 6.4KG Gross Weight: 7.0KG Sealing Range: 175°C-200°C (0.1 mm thick aluminum foil bag) Opening Pressure: 2-8mbar Packaging: 15,000 PCS/CTN Carton Size: 480 x 270 x 200mm