--- product_id: 139109267 title: "Eastman Brass In-Line Check Valve, 1 Inch IPS Threaded Connection, Stainless Steel Spring, 20405LF" brand: "eastman" price: "$14.88" currency: USD in_stock: false reviews_count: 13 url: https://www.desertcart.ec/products/139109267-eastman-brass-in-line-check-valve-1-inch-ips-threaded store_origin: EC region: Ecuador --- # 1 inch IPS threaded connection Stainless steel spring, 5-200 PSI range Solid brass body for durability Eastman Brass In-Line Check Valve, 1 Inch IPS Threaded Connection, Stainless Steel Spring, 20405LF **Brand:** eastman **Price:** $14.88 **Availability:** ❌ Out of Stock ## Summary > 🚰 Elevate your flow game with Eastman’s brass check valve β€” because your system deserves the best! ## Quick Answers - **What is this?** Eastman Brass In-Line Check Valve, 1 Inch IPS Threaded Connection, Stainless Steel Spring, 20405LF by eastman - **How much does it cost?** $14.88 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/139109267-eastman-brass-in-line-check-valve-1-inch-ips-threaded) ## Best For - eastman enthusiasts ## Why This Product - Trusted eastman brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Built to Last:** Heavy-duty brass construction ensures corrosion resistance and long-term reliability. - β€’ **Trusted Compliance:** NSF and ANSI certified, meeting Safe Drinking Water Act standards for peace of mind. - β€’ **Precision Threaded Fit:** Seamlessly integrates with standard plumbing systems for hassle-free installation. - β€’ **Maintenance-Free Operation:** Engineered for smooth, worry-free water flow without the need for upkeep. - β€’ **Pressure-Optimized Performance:** Opens at a low 5 PSI and withstands up to 200 PSI for versatile applications. ## Overview The Eastman Brass In-Line Check Valve features a 1 inch IPS threaded connection and a durable brass body paired with a stainless steel spring. Designed to prevent backflow in irrigation and plumbing systems, it operates efficiently between 5 and 200 PSI. Certified to NSF and ANSI standards, this maintenance-free valve offers reliable, long-lasting performance for both residential and commercial water applications. ## Description Product Description Simplify your plumbing and home improvement project with the EZ-FLO brass in-line check valve. This in-line check valve is constructed from heavy-duty brass to prevent the backflow of fluids. Equipped with a 1 inch female iron pipe (FIP) threaded connection, this plumbing valve is compatible with most standard hoses. This thread outlet features a working pressure of 200 PSI with a minimum of 5 PSI to open the spring. The EZ-FLO in-line check valves are compliant with the Safe Drinking Water Act. From the Manufacturer This 1" IPS Brass In-Line Check Valve is designed to prevent water from traveling back to the source. This check valve is constructed from heavy-duty brass for durability and strength. This valve is compliant with the Safe Drinking Water Act. ## Features - IN-LINE CHECK VALVE: Designed to help prevent backflow of fluids in water supply lines and other plumbing systems - DESIGN: Features 1 in. IPS threaded inlet and outlet for compatibility with standard plumbing systems - DURABLE: Built with a solid brass body and stainless steel spring for long-lasting use - RATED PERFORMANCE: Minimum 5 PSI to open; rated for up to 200 PSI working pressure - APPLICATION: Suitable for irrigation, pump, or water line applications; designed for maintenance-free operation ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B00GZ3H3JW | | Best Sellers Rank | #156,951 in Industrial & Scientific (See Top 100 in Industrial & Scientific) #420 in Check Valves | | Brand Name | Eastman | | Customer Reviews | 4.6 4.6 out of 5 stars (840) 4.6 out of 5 stars | | Exterior Finish | Stainless Steel,Brass | | Global Trade Identification Number | 00091712423355 | | Included Components | valve | | Inlet Connection Size | 1 inches | | Inlet Connection Type | Female Iron Pipe | | Item Dimensions | 0.7 x 1.4 x 1.5 inches | | Item Type Name | Brass In-Line Check Valve | | Manufacturer | EZ-FLO | | Manufacturer Part Number | 20405LF | | Material Type | Brass, Stainless Steel | | Maximum Operating Pressure | 200 psi | | Model Number | 20405LF | | Number Of Items | 1 | | Number Of Packs | 1 | | Number Of Pieces | 1 | | Number Of Ports | 2 | | Outlet Connection Size | 1 inches | | Outlet Connection Type | FIP | | Size | 1 in. | | Specification Met | NSF, ANSI | | Thread Size | 1 inch | | Thread Type | FIP | | Unit Count | 1 Count | | Upc | 091712423355 | | Valve Type | check valve | ## Product Details - **Brand:** Eastman - **Exterior Finish:** Stainless Steel,Brass - **Inlet Connection Size:** 1 Inches - **Inlet Connection Type:** Female Iron Pipe - **Item dimensions L x W x H:** 0.7 x 1.4 x 1.5 inches - **Material:** Stainless Steel - **Maximum Operating Pressure:** 200 Pound per Square Inch - **Number of Ports:** 2 - **Outlet Connection Size:** 1 Inches - **Outlet Connection Type:** FIP ## Images ![Eastman Brass In-Line Check Valve, 1 Inch IPS Threaded Connection, Stainless Steel Spring, 20405LF - Image 1](https://m.media-amazon.com/images/I/61W5T8Lg1NL.jpg) ![Eastman Brass In-Line Check Valve, 1 Inch IPS Threaded Connection, Stainless Steel Spring, 20405LF - Image 2](https://m.media-amazon.com/images/I/61U2StTDy8L.jpg) ![Eastman Brass In-Line Check Valve, 1 Inch IPS Threaded Connection, Stainless Steel Spring, 20405LF - Image 3](https://m.media-amazon.com/images/I/61Qa3NfnAqL.jpg) ![Eastman Brass In-Line Check Valve, 1 Inch IPS Threaded Connection, Stainless Steel Spring, 20405LF - Image 4](https://m.media-amazon.com/images/I/61wWg-Jh8cL.jpg) ![Eastman Brass In-Line Check Valve, 1 Inch IPS Threaded Connection, Stainless Steel Spring, 20405LF - Image 5](https://m.media-amazon.com/images/I/61eRAXodlOL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Solid, Well-Made, and Works Exactly as Expected *by on Reviewed in the United States December 5, 2025* Solid, Well-Made, and Works Exactly as ExpectedThis check valve is high quality and easy to install. The brass feels durable, the threading is clean, and it sealed perfectly with no leaks. Once installed, it did exactly what it’s supposed to do β€” prevented backflow and kept everything running smoothly in my RV’s water system.If you need a reliable in-line check valve, this one is definitely worth it. ### ⭐⭐⭐⭐⭐ Durable and Affordable *by on Reviewed in the United States October 6, 2025* Great quality, and competitively priced. I used it as a replacement and there was zero leakage, great flow rate and the installation was standard. It's my go to brand for check valves now! ### ⭐⭐⭐⭐⭐ Great Value *by on Reviewed in the United States April 22, 2025* Perfect replacement for a failed check valve on our home well. Now, several months later, it's still working as intended. Great value, easy to install. ## Frequently Bought Together - EZ-FLO Brass In-Line Check Valve, 1 Inch IPS, Stainless Steel Spring, 20405LF - 2PCS Brass Nipple Fitting 1" x 1" NPT Male Hex Adapter by CX WONDERLAND - 2pcs Brass Hose Barb Fitting 1" Barb x 1" NPT Male Adapter Barbed by CX WONDERLAND --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.ec/products/139109267-eastman-brass-in-line-check-valve-1-inch-ips-threaded](https://www.desertcart.ec/products/139109267-eastman-brass-in-line-check-valve-1-inch-ips-threaded) --- *Product available on Desertcart Ecuador* *Store origin: EC* *Last updated: 2026-10-24*