The 1" FNPT Nickel-Plated Brass Check Valve by Strataflo is engineered for durability and performance. Constructed from high-quality nickel-plated brass, this valve is resistant to corrosion and wear, ensuring a long service life. The FNPT (Female National Pipe Thread) connection allows for easy installation in various plumbing systems. Featuring a Viton rubber poppet, this check valve provides excellent sealing capabilities, making it suitable for a variety of fluids. Ideal for residential and commercial applications, this valve is a reliable choice for preventing backflow.