The Ridgiduct 125mm Black Coupler RBC125 is a highly durable and reliable accessory designed to connect two lengths of ducting. Manufactured by the renowned brand, Ridgiduct, this coupler is suitable for use in a variety of construction and utility projects. Its robust design ensures secure and sturdy attachment while the black finish offers resistance against weather conditions and corrosion. With a diameter of 125mm, its designed to fit most standard ducting systems, making it an essential component for your project.