--- product_id: 139109267 title: "Brass In-Line Check Valve, 1 Inch IPS Threaded Connection, Stainless Steel Spring, 20405LF" brand: "eastman" price: "€ 44.66" currency: EUR in_stock: true reviews_count: 13 category: "Eastman" url: https://www.desertcart.be/products/139109267-brass-in-line-check-valve-1-inch-ips-threaded-connection store_origin: BE region: Belgium --- # 1 inch IPS threaded connection Stainless steel spring, 5-200 PSI range Solid brass body for durability Brass In-Line Check Valve, 1 Inch IPS Threaded Connection, Stainless Steel Spring, 20405LF **Brand:** eastman **Price:** € 44.66 **Availability:** ✅ In Stock ## Summary > 🚰 Stop Backflow, Start Flowing: The Brass Valve That Means Business ## Quick Answers - **What is this?** Brass In-Line Check Valve, 1 Inch IPS Threaded Connection, Stainless Steel Spring, 20405LF by eastman - **How much does it cost?** € 44.66 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/139109267-brass-in-line-check-valve-1-inch-ips-threaded-connection) ## 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 - • **Precision Fit, Zero Hassle:** 1 inch IPS threaded inlet/outlet ensures seamless integration with standard plumbing systems. - • **Maintenance-Free Peace of Mind:** Designed for hassle-free operation, eliminating downtime and costly repairs. - • **Pressure-Ready for Any Challenge:** Operates smoothly from 5 PSI opening pressure up to 200 PSI working pressure—ideal for demanding water systems. - • **Versatile Application Powerhouse:** Perfect for irrigation, pumps, and water lines—trusted by pros who demand quality. - • **Built to Last, Engineered to Perform:** Heavy-duty brass construction resists corrosion and wear for long-term reliability. ## Overview The Eastman 1 inch IPS Brass In-Line Check Valve features a robust brass body and stainless steel spring, designed to prevent backflow in plumbing systems. Rated for pressures from 5 to 200 PSI, it offers maintenance-free, reliable performance for irrigation, pump, and water line applications, ensuring durability and compatibility with standard piping. ## Description Product Description Simplify your plumbing projects with the Eastman in-line check valve. Constructed from durable brass, this valve is designed to help prevent the backflow of fluids in irrigation, water pump, and general plumbing systems. It features 1 inch IPS threaded connections on both ends, making it compatible with standard piping setups. The stainless steel spring opens with a minimum pressure of 5 PSI and supports a maximum working pressure of 200 PSI. Designed for maintenance-free use, this compact valve helps promote smooth and efficient water flow in residential or commercial systems. 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. Review: Well made, more reliable than pvc versions - Worth the extra cost over pvc valves: I’ve had too many failures with the latter. Review: Good Check Valve - Good check valve for a well. Price is really good. Very easy to install. ## 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 | #164,632 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #406 in Check Valves | | Brand Name | Eastman | | Customer Reviews | 4.6 4.6 out of 5 stars (216) | | 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 | 1.5 x 0.7 x 1.4 inches | | Item Type Name | Brass In-Line Check Valve | | Manufacturer | EZ-FLO | | Manufacturer Part Number | 20405LF | | Material Type | Stainless Steel | | Maximum Pressure | 200 Pound per Square Inch | | Model Number | 20405LF | | 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 | | UPC | 091712423355 | | Unit Count | 1.0 Count | | 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:** 1.5 x 0.7 x 1.4 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 ![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) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Well made, more reliable than pvc versions *by C***L on August 9, 2025* Worth the extra cost over pvc valves: I’ve had too many failures with the latter. ### ⭐⭐⭐⭐⭐ Good Check Valve *by R***L on March 1, 2026* Good check valve for a well. Price is really good. Very easy to install. ### ⭐⭐⭐⭐ Good 1" brass spring check valve. *by D***D on October 22, 2019* Met my need. ## 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? - 🛒 **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.be/products/139109267-brass-in-line-check-valve-1-inch-ips-threaded-connection](https://www.desertcart.be/products/139109267-brass-in-line-check-valve-1-inch-ips-threaded-connection) --- *Product available on Desertcart Belgium* *Store origin: BE* *Last updated: 2026-07-06*