Check the listing for details. Check Valve with Backflow Prevention, Universal 1-1/4"One-Way Female Pipe Thread. Condition: New. Listed at 32.90 USD. Check Valve with Backflow Prevention, Universal 1-1/4 inch One-Way Female Pipe Thread, Lead-Free Brass Construction, 1.25'' FNPT × 1.25'' FNPT Backflow Prevention：Works for garden irrigation, drinking water supply, well pump, and most piping systems. The unidirectional flow check valve provides effective backflow prevention by ensuring that water or other fluids flow in only one direction, protecting the pump system from potential damage, contamination, and inefficiencies caused by reverse flow. Optimal performance：The poppet features a stainless steel spring and fasteners, along with a spring-loaded design, helping minimize the effects of water hammer. The robust lead-free brass construction of the check valve exhibits excellent durability and corrosion resistance, ensuring reliable operation in various demanding environmental conditions. Nitrile (NBR) seal O-ring creates a positive seal, ensuring the check valve can completely close during reverse flow to prevent leakage. Flexible Installation Options：Boasts versatile installation options, allowing for both horizontal and vertical placement. During installation, please pay attention to the arrow on the valve as it indicates the correct direction for fluid entry and exit. Enhanced Durability and Applicability：With a maximum pressure rating of 200 PSI and a maximum temperature tolerance of 180°F (80°C), the dual 1.25'' FNPT connections offer seamless integration into existing piping systems, while its efficient design minimizes pressure drops and ensures fluid flow. Whether in industrial, home, or commercial applications, this check valve stands as a vital component for ensuring system integrity, reliability, and efficiency. 100% Satisfaction Guarantee：Your satisfaction is our priority. We strive to give our customers excellent service. All our products support 60-Day money-back guarantee, 12-Month warranty for quality-related issues. Simply return it for your warranty.