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The H2FLOW CONTROLS fv-3-la is a replacement lid assembly designed for the FV-3 FlowVis flow meter. The lid assembly serves as a protective and functional cover component for the FV-3 unit, maintaining the integrity of the flow indicator housing in pool and water circulation systems. This part is a direct OEM-style replacement intended for service technicians and pool professionals who need to restore a damaged or missing lid on an existing FV-3 flow meter installation. It is also referenced under the alternate designations FV3 and FV3LA.
The fv-3-la lid assembly is used in pool and spa plumbing applications where the FV-3 FlowVis flow meter is installed inline to monitor water flow. FlowVis meters are commonly found in residential and light commercial pool systems, typically installed on return lines or equipment pads. This replacement lid is appropriate when the original cover is cracked, lost, or otherwise compromised during routine service or winterization.
Designed as a direct replacement lid assembly for the H2FLOW CONTROLS FV-3 FlowVis flow meter, also referenced as FV3 and FV3LA.
Installation is typically performed by a licensed pool and spa technician or qualified plumber. Before servicing the flow meter, shut off the circulation pump and relieve any system pressure. Ensure the replacement lid seats fully and securely before resuming pump operation to prevent leaks or indicator visibility issues.
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