--- product_id: 143568402 title: "Buffalo Retro fit -Non Return Valve to fit 6 inch (150mm) Sewerage Pipe. Rodent and Water Stop." brand: "buffalo flood systems" price: "VT62378" currency: VUV in_stock: true reviews_count: 13 category: "Buffalo Flood Systems" url: https://www.desertcart.vu/products/143568402-buffalo-retro-fit-non-return-valve-to-fit-6-inch store_origin: VU region: Vanuatu --- # Anti-flood backflow prevention Rodent-proof stainless steel flap Tool-free push fit installation Buffalo Retro fit -Non Return Valve to fit 6 inch (150mm) Sewerage Pipe. Rodent and Water Stop. **Brand:** buffalo flood systems **Price:** VT62378 **Availability:** ✅ In Stock ## Summary > 🚫🐀 Seal out pests and floods with zero hassle! ## Quick Answers - **What is this?** Buffalo Retro fit -Non Return Valve to fit 6 inch (150mm) Sewerage Pipe. Rodent and Water Stop. by buffalo flood systems - **How much does it cost?** VT62378 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/143568402-buffalo-retro-fit-non-return-valve-to-fit-6-inch) ## Best For - buffalo flood systems enthusiasts ## Why This Product - Trusted buffalo flood systems brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Odor-Free Living:** Stops foul drainage smells from creeping into your home or office environment. - • **Effortless Retro Fit:** No tools needed—snap it in and secure your pipes in seconds. - • **Flood Defense System:** Prevents sewage backflow during floods—protect your property from costly damage. - • **Rodent & Vermin Shield:** Stainless steel flap blocks rats, snakes, and pests from invading your space. - • **Universal Compatibility:** Seamlessly fits 136-152.5mm pipes—clay, PVC, or concrete, no exceptions. ## Overview The Buffalo Retro fit Non Return Valve is a robust, tool-free solution designed to fit 6-inch (150mm) sewerage pipes made of clay, PVC, or concrete. Featuring a stainless steel flap, it effectively blocks rodents, vermin, and snakes from entering your property while preventing sewage backflow during floods. Easy to install and highly reliable, it ensures a pest-free, odorless, and flood-protected drainage system. ## Description Product Description Water & Rodent Non Return Valve From Back flow The simple, easy solution to protect your property from back flow and rodents. The 150mm Water and Rodent Back Flow Valve comprises a Type 0 Anti-flooding device as per EN 13564-1:2002 (non-return valve) for use in commercial or domestic lateral drains serving multiple properties. 50% of flood damage comes from back flow from the drain pipes, the Buffalo non return valve solves this issue Stop water and rodents from coming back up drain pipes Simple push fit install – requires no tools and can be installed in less than a minute Suitable for 150mm clay and plastic pipes Stainless steel plate to prevent rodents coming up drain pipes – humane way to deal with rats as it allows the rodent to leave the property but not come back Also prevents noxious fumes and bad smells coming up from drain pipes Prevents Water Flowing Suitable Size Variations 4” / 110 mm non return valve fits clay and plastic pipes 6” / 150 mm non return valve fits clay and plastic pipes Stainless Steel Prevent Plate Single Steel Flap with unique design Molded polypropylene body TPE fins and ring seal Stainless steel flap plate Stainless steel plate to prevent rodents coming up drain pipes Single flap valve protects flooding of property from the drainage system One way drain valve blocks rats and sewer water Stainless steel flap valve stops rats and noxious fumes from entering properties via the drainage system Valve can be installed inside the end of pipe Valve step/lip when inserted into pipe less than 2.5 mm Required to dislodge force: 20 kg Automatic closer to prevent back flow Buffalo Retro fit -Non Return Valve to fit 6 inch (150mm) Sewerage Pipe Easy Installation on Bended Pipe Designed as a retrofit device Unique funnel shape to easy Installation & reducing blockages Flap Plate can be open 45 to 90 degree Fits Clay, Plastic (PVC) and Concrete Pipes Lockable flap allows you to close No Tools Requirement Simple to install into existing manhole No additional equipment required Install into end of pipe, inspection chamber or septic tank Single flap valve protects flooding 20 KG force required to dislodge the valve Prevent Rodents Stop rats, versmin and snakes entering your property Stainless steel single flap to stop rodents climbing up Efficient Pest control to biting & noxious fumes Preventing back flow & sewage entering Review: Fantastic Unit - I fitted this unit to prevent odours from the sewer entering our bathroom, It works perfectly and the odours have gone. Review: One way made easy - Great product at an excellent price easy to install and does the job in hand would highly recommend ## Features - Fits: 136mm - 152.5mm internal diameter of pipe (6 inch /150mm). Perfect for foul drainage pipes. - FITS CLAY, PLASTIC (PVC) and CONCRETE pipes to inspection chambers and the end of pipe - prevents rodents, vermin and snakes entering your property from the drainage system. Stainless steel plate in the single flap will stop rats climbing up the drains and into your property. - NO TOOLS REQUIRED. Easy retro push fit into PVC or clay pipes. - ANTI FLOODING NON RETURN VALVE - STOP BACKFLOW in flooding, preventing sewage entering your property. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07V3JJWPR | | Best Sellers Rank | 45,398 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 404 in Pipes | | Brand | Buffalo Flood Systems | | Customer Reviews | 4.2 out of 5 stars 139 Reviews | | Exterior Finish | Stainless Steel | | Exterior finish | Stainless Steel | | Inlet Connection Size | 6 Inches | | Inlet Connection Type | PVC | | Inlet connection size | 6 Inches | | Inlet connection type | PVC | | Item Dimensions | 16 x 15 x 15 centimetres | | Item dimensions L x W x H | 16 x 15 x 15 centimetres | | Manufacturer | Water and Pest Technologies | | Material | Plastic | | Model Number | FLC444 | | Number of Pieces | 1 | | Number of Ports | 2 | | Outlet Connection Size | 6 Inches | | Outlet Connection Type | PVC | | Part Number | FLC444 | | Set Name | Check Valve Kit | | Size | 6 inches | | Smart Home Compatibility | Not Smart Home Compatible | | Thread Size | 150 mm | | Thread Type | G | | UPC | 703694886423 | | Unit Count | 1.0 count | | Valve Type | Swing Check Valve | ## Product Details - **Brand:** Buffalo Flood Systems - **Exterior finish:** Stainless Steel - **Inlet connection size:** 6 Inches - **Inlet connection type:** PVC - **Item dimensions L x W x H:** 16 x 15 x 15 centimetres - **Material:** Plastic - **Number of Packs:** 1 - **Number of ports:** 2 - **Outlet connection size:** 6 Inches - **Outlet connection type:** PVC ## Images ![Buffalo Retro fit -Non Return Valve to fit 6 inch (150mm) Sewerage Pipe. Rodent and Water Stop. - Image 1](https://m.media-amazon.com/images/I/61w3v2ldvDL.jpg) ![Buffalo Retro fit -Non Return Valve to fit 6 inch (150mm) Sewerage Pipe. Rodent and Water Stop. - Image 2](https://m.media-amazon.com/images/I/6183s9B-npL.jpg) ![Buffalo Retro fit -Non Return Valve to fit 6 inch (150mm) Sewerage Pipe. Rodent and Water Stop. - Image 3](https://m.media-amazon.com/images/I/61We-vBUjeL.jpg) ## Questions & Answers **Q: Is it possible 2 remove if it gets blocked** A: Yes the Valve can be pulled out necessary. We bought it to stop the cellar getting flooded by mains sewage backing up, and although not tested properly yet fingers crossed it will resolve the occasional problem. **Q: Not sure off size i need if i order the 6inch and 4 inch valve am i able to return one if i do not open the packaging?** A: I have no idea.. I am just a customer like you. **Q: Not sure what size I need if I order this am I able to return if the packaging is unopened?** A: Check with the supplier. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Fantastic Unit *by P***T on 14 August 2024* I fitted this unit to prevent odours from the sewer entering our bathroom, It works perfectly and the odours have gone. ### ⭐⭐⭐⭐⭐ One way made easy *by R***J on 23 January 2026* Great product at an excellent price easy to install and does the job in hand would highly recommend ### ⭐⭐⭐⭐⭐ Works great! *by T***S on 8 December 2022* Brilliant item. Easy to install and stopped drain smell backing up the pipe. ## Frequently Bought Together - Buffalo Retro fit -Non Return Valve to fit 6 inch (150mm) Sewerage Pipe. Rodent and Water Stop. - Retro Fit 110mm 4 inch Drain Non Return Valve with Stainless Steel Flap --- ## 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.vu/products/143568402-buffalo-retro-fit-non-return-valve-to-fit-6-inch](https://www.desertcart.vu/products/143568402-buffalo-retro-fit-non-return-valve-to-fit-6-inch) --- *Product available on Desertcart Vanuatu* *Store origin: VU* *Last updated: 2026-06-06*