Water combination air valve. Ensures the proper operation of the pipeline networks allowing the release of the air pockets during working conditions, the evacuation and the entrance of large volumes of air in case of filling and draining operations.
Air valve for sewage. Ensuree the proper operation of sewage lines allowing the entrance and the discharge of large volumes of air, both during pipe draining and filling operations, and re release of air pockets during working conditions.
Automatic air valve for sewage. Allows the entrance of large quantity of air during pipe bursting or draining phases, the release of air pockets during working conditions and the discharge during pipe filling phases.