4 available. Price is $11 each or $40 for all 4 of them. The product is a 1/2" PVC IPS swing check valve fitting, manufactured by Flo Control in the USA. This valve has a WOG rating of 150 psi and is designed for a 1/2" diameter. It is a swing check valve type, making it ideal for use in various industrial applications requiring reliable and efficient fluid control. The valve is reliable and durable, ensuring smooth and efficient operation in plumbing and hydraulic systems.