--- product_id: 338484949 title: "Metpure RO Tank Ball Valve, 3/8\" QC x 1/4\" Female NPT" brand: "metpure" price: "R408" currency: ZAR in_stock: true category: "Metpure" url: https://www.desertcart.co.za/products/338484949-metpure-ro-tank-ball-valve-3-8-qc-x-1 store_origin: ZA region: South Africa --- # 1/4" Female NPT threaded inlet 3/8" OD Quick Connect tubing Premium stainless steel, leak-proof Metpure RO Tank Ball Valve, 3/8" QC x 1/4" Female NPT **Brand:** metpure **Price:** R408 **Availability:** ✅ In Stock ## Summary > 💧 Control your water flow like a pro — no leaks, no hassle! ## Quick Answers - **What is this?** Metpure RO Tank Ball Valve, 3/8" QC x 1/4" Female NPT by metpure - **How much does it cost?** R408 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/338484949-metpure-ro-tank-ball-valve-3-8-qc-x-1) ## Best For - metpure enthusiasts ## Why This Product - Trusted metpure brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **On-Demand Water Control:** Convenient ball valve lets you isolate your tank without shutting off house supply - • **Safe for Drinking Water:** Non-toxic materials certified for potable water applications - • **Universal Compatibility:** Fits standard 1/4" female NPT pressurized tanks seamlessly - • **Effortless Quick Connect:** Push-fit 3/8" OD tubing for instant, tool-free installation - • **Durable Stainless Steel Build:** Engineered for corrosion resistance and long-lasting leak-free use ## Overview The Metpure RO Tank Ball Valve features a 3/8" quick connect fitting paired with a 1/4" female NPT threaded inlet, designed for easy installation on most pressurized RO water storage tanks. Crafted from premium stainless steel, it ensures a durable, leak-free seal without the need for Teflon tape. Certified safe for potable water, this valve offers precise on/off control of your water supply without interrupting your household flow, making it an essential upgrade for modern reverse osmosis systems. ## Description desertcart.com: Metpure RO Tank Ball Valve, 3/8" QC x 1/4" Female NPT | For Reverse Osmosis System Pressurized Water Storage Tank (3/8" OD Quick Connect x 1/4" Female NPT) : Tools & Home Improvement ## Features - [COMPATIBILITY] This tank ball valve is compatible with most standard pressurized storage tanks with 1/4" female NPT thread on the tank. The tubing REQUIRED to connect is 3/8" OD. If you have a tubing that is 1/4" OD, do not purchase this item, instead get item B08RSMHWJ6. - [FUNCTION] This product is used to turn on/off the transfer of a water supply to your water storage tank or any other appliance without having to turn off the water supply to your kitchen or house. This product can also be used for any other water appliance where you would want to have a shut off valve that requires a threaded 1/4" female NPT end. - [SAFE] This product is made from safe non-toxic materials that could be used in both potable and non-potable water applications. - [SUPREME QUALITY] This tank ball valve is made with the highest quality materials to provide you a lasting leak free experience. - [EASY INSTALLATION] This product is super easy to install and use. All you need to do is thread the valve onto the desired application and connect your 3/8" OD tubing to the quick connect (QC) fitting. This product comes with the gasket inside so Teflon tape is not required. Then securely attach your 3/8" OD tubing into the QC fitting and your are set. To reuse this tank ball valve, all you need to do is push down on the collet on the QC fitting while pulling the tubing out away from the QC. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08RVYB8TL | | Best Sellers Rank | #27,822 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #95 in Ball Valves | | Brand | Metpure | | Brand Name | Metpure | | Connector Type | Threaded, Push-fit | | Customer Reviews | 4.6 out of 5 stars 317 Reviews | | Exterior Finish | Stainless Steel | | Inlet Connection Size | 0.25 inches | | Inlet Connection Type | National Pipe Tapered | | Item Highlight | For Reverse Osmosis System Pressurized Water Storage Tank (3/8" OD Quick Connect x 1/4" Female NPT) | | Manufacturer | Metpure | | Material | Stainless Steel | | Material Type | Stainless Steel | | Model Number | 55db87d9-f19a-42ba-a6b4-260c7c8e864f | | Number of Items | 1 | | Number of Packs | 1 | | Number of Ports | 2 | | Outlet Connection Size | 0.25 inches | | Outlet Connection Type | Quick Connect | | Size | 3/8" OD Quick Connect x 1/4" Female NPT | | Specification Met | NSF, ASME | | Thread Size | 1/4" | | Thread Type | NPT | | UPC | 850017170223 | | Unit Count | 1 Count | | Valve Type | Ball Valve | ## Product Details - **Material:** Stainless Steel - **Brand:** Metpure - **Exterior Finish:** Stainless Steel - **Inlet Connection Size:** 0.25 Inches - **Inlet Connection Type:** National Pipe Tapered - **Outlet Connection Type:** Quick Connect - **Number of Ports:** 2 - **Outlet Connection Size:** 0.25 Inches - **Manufacturer:** Metpure - **UPC:** 850017170223 ## Images ![Metpure RO Tank Ball Valve, 3/8" QC x 1/4" Female NPT - Image 1](https://m.media-amazon.com/images/I/61Id-9W4E2L.jpg) ![Metpure RO Tank Ball Valve, 3/8" QC x 1/4" Female NPT - Image 2](https://m.media-amazon.com/images/I/71UFr8PvH-L.jpg) ![Metpure RO Tank Ball Valve, 3/8" QC x 1/4" Female NPT - Image 3](https://m.media-amazon.com/images/I/61-+BdER7rL.jpg) ![Metpure RO Tank Ball Valve, 3/8" QC x 1/4" Female NPT - Image 4](https://m.media-amazon.com/images/I/816F4GB7evL.jpg) ![Metpure RO Tank Ball Valve, 3/8" QC x 1/4" Female NPT - Image 5](https://m.media-amazon.com/images/I/71uYlldIVbL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - Metpure Quick Connect Tank Ball Valve with Gasket For Water Purification Systems And Reverse Osmosis System Pressurized Water Storage Tank (1/4" Female NPT x 3/8" OD Quick Connect) - John Guest 3/8 Inch O.D. Tube Size x 1/4 Inch NPTF Speedfit to Female Shut Off Valve, Push to Connect Plastic Plumbing Fitting, PPSV501222WP --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.za/products/338484949-metpure-ro-tank-ball-valve-3-8-qc-x-1](https://www.desertcart.co.za/products/338484949-metpure-ro-tank-ball-valve-3-8-qc-x-1) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-10-14*