The key specifications of the Non Return Check Valve, 1/2 are — Crack Pressure: 1Kgf/cm²; Max Working Pressure: 17 Kgf/cm² (250psi); working Temp.: -20 to 100°C; Working Fluid: Compressed Air. These specifications are based on the standard GEM Equipments design; always verify against your machine's requirement before use. Founded in 1984 and ISO 9001:2015 certified, GEM Equipments Pvt. Ltd. is a Coimbatore-based manufacturer of compressed air dryers, cooling towers, industrial chillers, and compressed air treatment accessories, trusted by 1000+ industrial clients across India.