As an Amazon Associate, we earn from qualifying purchases. 1/4" Flow Sensor FS25 - Bulk Reef Supply Neptune Systems . 210688 Gallery Attributes Brand name, Manufacturer name, ManufacturerNeptune Systems Extra Product Name1/4" Flow Sensor FS25 - Bulk Reef Supply extendedQty, qtyInStock0 keywordssaltwater aquarium supplies, reef aquarium supplies, marine fish tank, live rock, GFO, protein skimmers, two part dosing, aquarium carbon, fish food, RO/DI Systems, ecotech marine, aquaillumination, neptune systems, kessil, innovative marine moq, multiple, tierMinQty11 MPN, SKU210688 qtySourceupdateFromUrlEntry snippetKnow Your Flow! 1/4 Flow Sensor for the Fluid Metering Module from Neptune. The FS-25 will work with flow rates from 3-12 gph, and will connect to any standard 1/4 push connect tubing. Usually used with a return pump, this flow sensor can be placed in line with the flow on any pipe, connected to the FMM, and communicate to your Apex the flow rate of water through that pipe or tubing. The FS-25 comes with 1/4 push connect tubing that will work with any standard style 1/4 RO/DI tubing. Adapting soft 1/4 tubing can be done easily with a 1/4 stem x 1/4 barb adapter. What's Included? 1x 1/4 Flow Sensor with push connect fittings tierPrice121.99 Distributor offers SellerSKUMOQIn stockMultiplePrices bulkreefsupply.com210688111 @ $21.99