Zawór zwrotny 3 / 4 De Dietrich S17001052

The check valve 3/4 is an essential component in heating and plumbing systems, allowing flow in one direction while preventing backflow. Commonly used in boiler installations and burner supply lines, this valve helps protect equipment from reverse flow damage. Its 3/4-inch size fits standard piping, making it a practical choice for boiler spare parts and maintenance tasks.