--- product_id: 85734909 title: "Flex-Drain 54021 Flexible/Expandable Landscaping Drain Pipe, Solid, 4-Inch by 8-Feet, Plastic, Black" brand: "flex-drain" price: "฿5503" currency: THB in_stock: true category: "Flex Drain" url: https://www.desertcart.co.th/products/85734909-flex-drain-54021-flexible-expandable-landscaping-drain-pipe-solid-4 store_origin: TH region: Thailand --- # Expandable length up to 8 feet Durable solid black plastic construction 4-inch diameter for optimal water flow Flex-Drain 54021 Flexible/Expandable Landscaping Drain Pipe, Solid, 4-Inch by 8-Feet, Plastic, Black **Brand:** flex-drain **Price:** ฿5503 **Availability:** ✅ In Stock ## Summary > 💧 Flex your landscape’s drainage game with Flex-Drain 54021! ## Quick Answers - **What is this?** Flex-Drain 54021 Flexible/Expandable Landscaping Drain Pipe, Solid, 4-Inch by 8-Feet, Plastic, Black by flex-drain - **How much does it cost?** ฿5503 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/85734909-flex-drain-54021-flexible-expandable-landscaping-drain-pipe-solid-4) ## Best For - flex-drain enthusiasts ## Why This Product - Trusted flex-drain brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Solid plastic pipe withstands up to 4 bars of pressure for reliable drainage - • **Seamless Integration:** Perfectly connects with downspouts, rain gutters, and diverters - • **Trusted Brand Quality:** Manufactured by Cleveland Tubing, Inc. with consistent performance - • **Lightweight Yet Strong:** Only 680g for easy handling without compromising durability - • **Effortless Water Management:** Flexible and expandable design adapts to any landscape layout ## Overview The Flex-Drain 54021 is a 4-inch diameter, 8-foot long solid plastic landscaping drain pipe designed for flexible and expandable water drainage solutions. Engineered for durability with a 1.27 cm wall thickness and pressure resistance up to 4 bars, it ensures efficient water flow from gutters and downspouts. Lightweight at 680 grams and manufactured by Cleveland Tubing, Inc., this black pipe offers professional-grade performance for modern landscaping needs. ## Description Flex Drain 54021 4" X 8' Solid Flexible & Expandable Landscaping Drain Pipe ## Features - This product adds a great value - Product is highly durable and very easy to use - This product is manufactured in China - Advanced design for superior performance; solid pipe helps move water to a drain from your downspout diverter, rain gutter and more - International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B004SHETCG | | Best Sellers Rank | 316,289 in DIY & Tools ( See Top 100 in DIY & Tools ) 1,166 in Gutters & Accessories 1,564 in Decking & Fencing (DIY & Tools) | | Brand | Flex-Drain | | Colour | Black | | Country of Origin | USA | | Customer Reviews | 3.9 3.9 out of 5 stars (52) | | Global Trade Identification Number | 00732736540016 | | Included Components | Amerimax - 54021 | | Item Dimensions L x W | 2.44L x 0.1W metres | | Item Length | 243.84 Centimetres | | Item Type Name | Amerimax - 54021 | | Item Weight | 680 g | | Manufacturer | Cleveland Tubing, Inc. | | Material | Plastic | | Maximum Pressure | 4 Bars | | Nominal Wall Thickness | 1.27 centimeters | | Outside Diameter | 10.6 Centimetres | | UPC | 732736540016 | | Unit Count | 1.0 count | ## Product Details - **Brand:** Flex-Drain - **Colour:** Black - **Item length:** 243.84 Centimetres - **Item weight:** 680 g - **Material:** Plastic - **Maximum pressure:** 4 Bars - **Nominal wall thickness:** 1.27 centimeters - **Outside diameter:** 10.6 Centimetres - **Product dimensions:** 2.44L x 0.1W metres - **UPC:** 732736540016 ## Images ![Flex-Drain 54021 Flexible/Expandable Landscaping Drain Pipe, Solid, 4-Inch by 8-Feet, Plastic, Black - Image 1](https://m.media-amazon.com/images/I/61kcVfz0G7L.jpg) ## Available Options This product comes in different **Pattern, Style** options. ## Questions & Answers **Q: if I bury these under 4 ft of soil will they collapse or take the weight** A: They are reasonably sturdy but you may need to ensure they are protected with something else **Q: Can this sustain weight from soil if buried in a dyke bottom?** A: I used for connecting linear drain to soakaway, buried 400mm down under Type 1 sub-base and Grano beneath Astra Turf **Q: Will this connect to soakaway/attenuation crate 800 x 500 x 540 and if not can it be adapted to fit in any way?** A: Probably you will have to adapt it I think it’s pretty strong / flexible wider than normal house down pipe **Q: How flexible is this? Could I join it one end to the other and form a circle?** A: We needed it for drainage around a bend in a ditch. If it was a big enough circle you could join the ends ## Frequently Bought Together - Flex-Drain 54021 Flexible/Expandable Landscaping Drain Pipe, Solid, 4-Inch by 8-Feet, Plastic, Black - Flex-Drain 55020 Drain Pipe Coupler Adapter, Female to Female (2 Pack) --- ## 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.co.th/products/85734909-flex-drain-54021-flexible-expandable-landscaping-drain-pipe-solid-4](https://www.desertcart.co.th/products/85734909-flex-drain-54021-flexible-expandable-landscaping-drain-pipe-solid-4) --- *Product available on Desertcart Thailand* *Store origin: TH* *Last updated: 2026-06-25*