Wastewater combination underground air valve Mod. SWV SUBWAY

The underground SWV SUBWAY air valve has been designed to provide the proper solution for those locations requiring cost saving, frost protection, installation under roads, pavements, buildings. The air valve will ensure the proper operation of sewage lines allowing the release of air pockets during working conditions, the evacuation and the entrance of large volumes of air during filling and draining operations.

• The model is designed to provide an alternative solution to conventional air valves installations avoiding chambers, structures, pits and sectioning devices between the air valve and the pipeline.
• Stand pipe in PVC with drain port in the lower part which avoids accumulation of water inside the pipe.
• Various sizes and drilling of the flange.
• PF wastewater combination air valve automatically operated by the flow medium, available in different versions, removable from the top by the handle connected to its upper part.
• Thanks to the drain pipe and the sectioning device included in the base, with manoeuvering rod operable from the top, maintenance can be carried out without interrupting the flow in the main pipe or digging.