--- product_id: 97476979 title: "Backflow Preventer" brand: "cash acme" price: "NT$2774" currency: TWD in_stock: true reviews_count: 9 category: "Cash Acme" url: https://www.desertcart.tw/products/97476979-backflow-preventer store_origin: TW region: Taiwan --- # Push-to-connect quick install 3/4 inch universal fit Lead-free bronze durability Backflow Preventer **Brand:** cash acme **Price:** NT$2774 **Availability:** ✅ In Stock ## Summary > 🚰 Upgrade your flow game with effortless, fail-safe plumbing! ## Quick Answers - **What is this?** Backflow Preventer by cash acme - **How much does it cost?** NT$2774 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/97476979-backflow-preventer) ## Best For - cash acme enthusiasts ## Why This Product - Trusted cash acme brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Space-Smart Design:** Compact size and versatile horizontal/vertical install options perfect for tight spots. - • **Tool-Free Installation:** Push-to-connect design eliminates soldering, glue, or crimping—save time and hassle. - • **Universal Compatibility:** Seamlessly fits PEX, copper, CPVC & PE-RT pipes for ultimate plumbing flexibility. - • **Robust Lead-Free Bronze Body:** Engineered for long-lasting strength and corrosion resistance, ensuring peace of mind. - • **Backflow Protection Guaranteed:** Prevents contaminated water from reversing into your clean supply—safety first. ## Overview The Cash Acme BF1 Dual Check Valve is a 3/4 inch push-to-connect valve crafted from lead-free bronze, designed to prevent backflow contamination in potable water systems. Compatible with multiple pipe types including PEX, copper, CPVC, and PE-RT, it offers versatile, tool-free installation in tight spaces, making it a reliable and durable choice for modern plumbing needs. ## Description Introducing the Cash Acme 3/4 inch Dual Check Valve, a revolution in home improvement and water flow management. This innovative product features a unique push-to-connect design that allows for a quick and easy installation, saving you time and effort. This dual check valve is perfect for preventing backflow and back siphonage of water, ensuring the purity and safety of your water supply. Designed with the user in mind, this valve is ideal for installation in tight spaces. This brass valve can be installed either horizontally or vertically, offering flexibility to suit your specific needs. The valve is compatible with PEX, copper, CPVC, and PE-RT pipe, making it a versatile addition to your home improvement toolkit. Best of all, no special tools, crimping, glue, or solder are required for installation. Review: Perfect, does exactly what its supposed to - Neat, easy to install. And just works. Review: Easy to install with sharkbit connections - Works on the pex pipe, very easy to install and use. ## Features - CASH ACME DUAL CHECK VALVE: The Cash Acme BF1 Dual Check Valve is designed to prevent polluted water from entering the potable water supply system by stopping the reverse flow of water into supply lines - COMPATIBILITY: These dual check valves are compatible with PEX, copper, CPVC, and PE-RT pipes, making them a versatile choice for a variety of plumbing systems - DURABLE: This check valve is made with a lead-free bronze body that provides strength and durability - EASY TO INSTALL: The valve can be installed in a tight space and can be installed horizontally or vertically, providing flexibility during installation; No special tools, crimping, glue, or solder are required - MEASUREMENT: The Dual Check Valve with SharkBite Inlet and Outlet measures 3/4 inches ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B076FGDQNG | | Best Sellers Rank | #62,908 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #130 in Check Valves | | Brand | Cash Acme | | Brand Name | Cash Acme | | Customer Reviews | 4.6 out of 5 stars 73 Reviews | | Exterior Finish | Brass | | Global Trade Identification Number | 00697285039018 | | Included Components | DUAL CHECK VALVE | | Inlet Connection Size | 0.75 Inches | | Inlet Connection Type | threaded | | Item Dimensions | 5 x 2.5 x 2.5 inches | | Item Type Name | Dual Check Valve | | Item dimensions L x W x H | 5 x 2.5 x 2.5 inches | | Manufacturer | Cash Acme | | Manufacturer Part Number | BF13434SB | | Material | Brass | | Material Type | Brass | | Model Number | BF13434SB | | Number of Ports | 2 | | Outlet Connection Size | 0.75 Inches | | Outlet Connection Type | PEX | | Size | 3/4 in. | | Thread Size | 3/4 inches | | UPC | 697285039018 | | Unit Count | 1.0 Count | | Valve Type | dual,dual check valve,valve | ## Product Details - **Brand:** Cash Acme - **Exterior Finish:** Brass - **Global Trade Identification Number:** 00697285039018 - **Inlet Connection Size:** 0.75 Inches - **Inlet Connection Type:** threaded - **Item dimensions L x W x H:** 5 x 2.5 x 2.5 inches - **Material:** Brass - **Number of Ports:** 2 - **Outlet Connection Size:** 0.75 Inches - **Outlet Connection Type:** PEX ## Images ![Backflow Preventer - Image 1](https://m.media-amazon.com/images/I/71TF4OJarrL.jpg) ![Backflow Preventer - Image 2](https://m.media-amazon.com/images/I/71NfrUFfhBL.jpg) ![Backflow Preventer - Image 3](https://m.media-amazon.com/images/I/71XbSZQseWL.jpg) ![Backflow Preventer - Image 4](https://m.media-amazon.com/images/I/81JKvtk+iuL.jpg) ![Backflow Preventer - Image 5](https://m.media-amazon.com/images/I/71GoBCOMmhL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Perfect, does exactly what its supposed to *by A***T on March 10, 2026* Neat, easy to install. And just works. ### ⭐⭐⭐⭐⭐ Easy to install with sharkbit connections *by S***N on May 1, 2026* Works on the pex pipe, very easy to install and use. ### ⭐⭐⭐⭐⭐ Does the job. *by R***B on May 20, 2026* I've installed it and I see no problems. No leaks. --- ## 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.tw/products/97476979-backflow-preventer](https://www.desertcart.tw/products/97476979-backflow-preventer) --- *Product available on Desertcart Taiwan* *Store origin: TW* *Last updated: 2026-05-27*