The Brass 1 1/4" Swing Check Valve FI is a vital component for maintaining the smooth and efficient flow of fluids in your plumbing system. Designed to prevent backflow, this check valve ensures that fluids flow in one direction while preventing any reverse flow. The valve features a durable brass construction, offering strength and longevity. Its 1 1/4" size and FI connection make it suitable for various plumbing applications. Install the Brass 1 1/4" Swing Check Valve FI to safeguard your plumbing system and enjoy reliable performance.