--- product_id: 286239537 title: "Rats & Mice Prevention for Drains" brand: "rat blockers" price: "€ 128.24" currency: EUR in_stock: null reviews_count: 6 category: "Rat Blockers" url: https://www.desertcart.pt/products/286239537-rats-and-mice-prevention-for-drains store_origin: PT region: Portugal --- # Fits standard 6-inch (145-150mm) drains perfectly Durable stainless steel, rust & gnaw resistant Double non-return flap for max rodent defense Rats & Mice Prevention for Drains **Brand:** rat blockers **Price:** € 128.24 **Availability:** ❌ Out of Stock ## Summary > 🚫🐀 Lock out rats, lock in peace of mind! ## Quick Answers - **What is this?** Rats & Mice Prevention for Drains by rat blockers - **How much does it cost?** € 128.24 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/286239537-rats-and-mice-prevention-for-drains) ## Best For - rat blockers enthusiasts ## Why This Product - Trusted rat blockers brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Twin-Flap Rat Defense:** Dual stainless steel valves block rodents without disrupting drainage flow - • **Peace of Mind Warranty:** Backed by a 12-month manufacturer warranty for reliable, worry-free use - • **Effortless Installation:** Quick, hassle-free setup means no downtime or costly plumbing visits - • **Built to Last Underground:** Corrosion-proof and chew-resistant stainless steel ensures long-term protection - • **Seamless Fit for 6-Inch Pipes:** Engineered for secure installation in both clay and plastic drains (145-150mm) ## Overview The Rat Blockers Stainless Steel Double Non-Return Valve is a premium anti-rodent drain guard designed for 6-inch (145-150mm) clay and plastic pipes. Featuring twin stainless steel flaps, it allows free wastewater flow while effectively preventing rats from entering through underground drains. Built from rust- and gnaw-resistant stainless steel, it offers durable, long-lasting protection backed by a 12-month warranty. ## Description Great prices on your favourite Gardening brands, and free delivery on eligible orders. Review: Surface warter drain issue. - Since installing this product we have not heard any creatures. Very effective for what we needed. Highly recommended for keeping any uninvited guests out. Very easy to install, a little expensive but worth it. Looks like it will last for a long time. Review: Well made - Great product seems well made hopefully it solves a problem. ## Features - ✔ DOUBLE NON-RETURN FLAP PROTECTION: Features twin stainless steel non-return valves that allow free wastewater flow while helping prevent rats and rodents from entering through the drain. Dual flap design provides enhanced protection compared to single-valve alternatives. - ✔ EFFECTIVE RAT ENTRY PREVENTION: Designed to help stop rats accessing your property via underground drainage systems. A practical solution for households experiencing rodent activity in sewer pipes. - ✔ STAINLESS STEEL – RUST & GNAW RESISTANT: Manufactured from durable stainless steel for long-lasting performance. Resistant to corrosion and designed to withstand gnawing, making it suitable for underground drainage use. - ✔ SUITABLE FOR 6 INCH (145–150MM) DRAINS: Flexible fitting for standard 6” clay and plastic drainage pipes. Designed to fit securely within 145mm–150mm internal pipe diameters. - ✔ 12-MONTH MANUFACTURER WARRANTY: Includes a 12-month warranty for peace of mind. Built for durability and long-term drainage protection. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08CM9XFWW | | Best Sellers Rank | 111,960 in Garden ( See Top 100 in Garden ) 1,203 in Rodent Control | | Customer Reviews | 4.3 4.3 out of 5 stars (11) | | Date First Available | 6 July 2020 | | Item display length | 13 centimetres | | Manufacturer | Rat Blockers | | Product Dimensions | 13 x 9.3 x 9.3 cm; 760 g | ## Images ![Rats & Mice Prevention for Drains - Image 1](https://m.media-amazon.com/images/I/711sjxlh12L.jpg) ## Available Options This product comes in different **Size** options. ## Questions & Answers **Q: Can these be fitted to slightly bigger diameter pipe (6.3 inch inside diameter)? Thank you** A: with a 0.3 inch adjustment, there is no problems there. You can pull the sides slightly for a better fitting. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Surface warter drain issue. *by J***G on 16 November 2024* Since installing this product we have not heard any creatures. Very effective for what we needed. Highly recommended for keeping any uninvited guests out. Very easy to install, a little expensive but worth it. Looks like it will last for a long time. ### ⭐⭐⭐⭐⭐ Well made *by M***. on 31 October 2025* Great product seems well made hopefully it solves a problem. ### ⭐⭐⭐⭐ Seems to be working correctly. Price is steep for what it is but appears to be doing its job *by M***E on 5 November 2021* East to install but expensive for what it is. ## Frequently Bought Together - Rat Blockers for Drains - for 6 inch Drains (145/150mm) - Non-Return Valve, Twin Flaps (Pack of 1) - Rat Blockers for Drains | Permanent Rat Prevention Valve & Rust Resistant Stainless Steel, Flexible Fitting 95mm - 105mm (Pack of 1) - Roshield Rat Drain Guard | Stop Rats within Drainage & Properties | Rodent Flap Control & Prevention Proofing (Stainless Steel 4"/110mm) --- ## 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.pt/products/286239537-rats-and-mice-prevention-for-drains](https://www.desertcart.pt/products/286239537-rats-and-mice-prevention-for-drains) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-04-24*