--- product_id: 45030658 title: "Happybuy Oxygen Barrier 1/2 Inch 300 Feet Tube Coil EVOH PEX-B Pipe, for Residential Commercial Radiant Floor Heating, Red" brand: "happybuy" price: "RM4259" currency: MYR in_stock: true reviews_count: 13 category: "Happybuy" url: https://www.desertcart.com.my/products/45030658-happybuy-oxygen-barrier-1-2-inch-300-feet-tube-coil store_origin: MY region: Malaysia --- # 80-160psi pressure & temp rated EVOH oxygen barrier for corrosion resistance 300ft durable coil length Happybuy Oxygen Barrier 1/2 Inch 300 Feet Tube Coil EVOH PEX-B Pipe, for Residential Commercial Radiant Floor Heating, Red **Brand:** happybuy **Price:** RM4259 **Availability:** βœ… In Stock ## Summary > πŸ”₯ Elevate your heating game with leak-proof, corrosion-resistant tubing! πŸ› οΈ ## Quick Answers - **What is this?** Happybuy Oxygen Barrier 1/2 Inch 300 Feet Tube Coil EVOH PEX-B Pipe, for Residential Commercial Radiant Floor Heating, Red by happybuy - **How much does it cost?** RM4259 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.my](https://www.desertcart.com.my/products/45030658-happybuy-oxygen-barrier-1-2-inch-300-feet-tube-coil) ## Best For - happybuy enthusiasts ## Why This Product - Trusted happybuy brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Flexible & Energy Efficient:** Minimum 5-inch bend radius with smooth inner walls for optimal heat transfer and energy savings. - β€’ **Unmatched Durability & Length:** A full 300 feet of premium PEX-B tubing built to last through years of radiant heating cycles. - β€’ **Advanced Oxygen Barrier Technology:** EVOH layer blocks oxygen ingress, preventing corrosion and extending your heating system’s lifespan. - β€’ **Effortless, Versatile Installation:** Compatible with crimp, cinch, press, and compression fittings for seamless integration into any project. - β€’ **High-Pressure & Temperature Resilience:** Rated up to 160psi and 200℉, engineered to withstand demanding residential and commercial environments. ## Overview Happybuy’s 1/2 inch, 300-foot PEX-B pipe coil features an EVOH oxygen barrier that protects metal components from corrosion, ensuring long-lasting radiant floor heating performance. Rated for pressures up to 160psi and temperatures up to 200℉, this flexible, crack-resistant tubing supports multiple connection systems and maximizes heat dissipation efficiency for both residential and commercial applications. ## Description Product description PEX Tube Oxygen Barrier Effortless Installation VEVOR is a leading brand that specializes in equipment and tools. Along with thousands of motivated employees, VEVOR is dedicated to providing our customers with tough equipment & tools at incredibly low prices. Today, VEVOR's products are sold in more than 200 countries and regions with 10 million plus members worldwide. Premium Tough Quality Incredibly Low Prices Fast & Secure Delivery 30-Day Free Returns 24/7 Attentive Service 300 ft Our PEX tube is a robust PEX tubing with superb quality for home and commercial hot and cold water plumbing projects. In addition, it can be used as an open-loop radiant floor heating system to distribute water temperature between -40℉ to 203℉. Standards, Certifications & Approvals ASTM F876/ASTM F877/ASTM F2023/CSA B137.5 Meets & Exceeds DIN 4726 Standard SDR-9 Dimensional Standard Reliable PEX Material Robust O2 Resistance Premium Flexibility 1/2" 300ft PEX-B Tube This PEX piping with 1/2" inner dia., 5/8" outer dia., 300ft tube length, and 0.07" thickness. It is made of industrial-grade cross-linked polyethylene, which has high strength and is durable for long-term use. 5" Bending Radius Expanding and shrinking with temperature and pressure changes, our PEX water line is bendable and flexible with a mini. 5" bending radius to suit various installations. Pressure rate: 80 psi @ 200℉, 100 psi @ 180℉, 160 psi @ 73F. Reliable Performance Crafted with a layer of EVOH for O2 barrier, prevent oxygen and external elements from penetrating or corrode the metal components. Also, prevent the existence of germ in water. Its smooth inner wall ensures max water flow. Tube Cutter & Clamps Our PEX tool kit includes the pipe and also 3 clamp rings, and 1 cutter. The clamps help link fittings, hoses, crimps in the piping system, and the cutter is used to convenient your tube cutting and DIY projects. Multiple Connections You can easily install it in structural concrete slabs, or non-structural slabs, by connecting methods like; crimp connection system(crimp tool + rings + fittings); cinch (clamp) connection system; press system(by Viega); compression PEX fittings, etc. Home & Commercial Use Our flexible PEX line is suitable for hot & cold water projects such as indoor or outdoor hydronic radiant heating, water supply, washing machines, snow melting driveways, H20 connections, solar heating, air conditioner piping systems, etc. Specifications Package Content 1 x Oxygen Barrier PEX Tube 1 x Tube Cutter 3 x Cinch Clamp Rings Type: PEX-B Tube(Oxygen Barrier) Color: Red Total Length: 300 ft/91.4 m Nominal Diameter: 1/2"/1.2 cm Inside Diameter: 1/2"/1.2 cm Outside Diameter: 5/8" / 1.6 cm Tube Thickness: 0.07" / 1.8 mm Min.Bending Radius: 5"/12.7 cm Review: Price and quality - Very good price and quality Review: Quality tubing for a fraction of the price - Quality tubing ## Features - Reliable Quality: Color: Red; Nominal Diameter: 1/2"; Total Length: 300ft. Outside Diameter: 0.625"; Inner Diameter: 0.485"; Keep quick & smooth hot/cold water flows. Made of PEX material, , crack-resistant, leak-proof. Perfect for potable water or radiant floor water use. - Robust O2 Resistant: Unique EVOH layer, stop O2 into the tube, protect metal components from corrosion. Heating system's service time can be greatly lengthened. Smooth inner pipe, anti- scaling quality, increase heat dissipation efficiency & speed for energy-saving. - Effortless Installation: Compatible with different connection system & floor type, such as: Crimp connection system (crimp tool + crimp rings + crimp fittings); Cinch (clamp) connection system (cinch tool + St. steel clamps + crimp fittings); Press system (by Viega); Compression PEX Fittings. - Premium Flexibility: Min.5" bending radius, easy to bend for different ground situation. Big pressure capacity: 80psi @ 200℉, 100psi @ 180℉, 160psi @ 73℉. Thus to ensure its good temperature resistant, crack- & leakage-proof. - Diverse Use Scenario: Suit for home & commercial use, like: radiant floor heat system, solar water heater system, central air-conditioning piping system etc. Structural concrete slabs, Non-structural slabs, Staple-up (between joists) radiant floor heating with and without heat transfer plates, "Sandwich" type radiant heating (between sub floor and finished floor), Snow & ice melting systems etc. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B072LW5H44 | | Best Sellers Rank | #68,195 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #2,267 in Pipe Fittings | | Brand | Happybuy | | Brand Name | Happybuy | | Color | Red | | Customer Reviews | 4.7 out of 5 stars 516 Reviews | | Included Components | 1/2 Inch X 300 Feet Pex Tube Coil | | Item Dimensions L x W | 66"L x 66"W | | Item Length | 300 Feet | | Item Type Name | 300 Feet Pex-tube Coil EVOH PEX-B Pipe | | Item Weight | 17.66 Pounds | | Manufacturer | Happybuy | | Material | PEX-B | | Material Type | PEX-B | | Maximum Pressure | 160 Pascal | | Nominal Wall Thickness | 0.5 | | Outside Diameter | 0.63 Inches | | Product Dimensions | 66"L x 66"W | | UPC | 601285860152 601285880655 | | Unit Count | 300.0 Feet | ## Product Details - **Brand:** Happybuy - **Color:** Red - **Item Length:** 300 Feet - **Item Weight:** 17.7 Pounds - **Material:** PEX-B - **Maximum Pressure:** 160 Pascal - **Nominal Wall Thickness:** 0.5 - **Outside Diameter:** 0.63 Inches - **Product Dimensions:** 66"L x 66"W - **UPC:** 601285860152 601285880655 ## Images ![Happybuy Oxygen Barrier 1/2 Inch 300 Feet Tube Coil EVOH PEX-B Pipe, for Residential Commercial Radiant Floor Heating, Red - Image 1](https://m.media-amazon.com/images/I/71hqvUsRldL.jpg) ![Happybuy Oxygen Barrier 1/2 Inch 300 Feet Tube Coil EVOH PEX-B Pipe, for Residential Commercial Radiant Floor Heating, Red - Image 2](https://m.media-amazon.com/images/I/71IkHlqFyYS.jpg) ![Happybuy Oxygen Barrier 1/2 Inch 300 Feet Tube Coil EVOH PEX-B Pipe, for Residential Commercial Radiant Floor Heating, Red - Image 3](https://m.media-amazon.com/images/I/81hAuL2pXqS.jpg) ![Happybuy Oxygen Barrier 1/2 Inch 300 Feet Tube Coil EVOH PEX-B Pipe, for Residential Commercial Radiant Floor Heating, Red - Image 4](https://m.media-amazon.com/images/I/71ZtbibBlSS.jpg) ![Happybuy Oxygen Barrier 1/2 Inch 300 Feet Tube Coil EVOH PEX-B Pipe, for Residential Commercial Radiant Floor Heating, Red - Image 5](https://m.media-amazon.com/images/I/71zA9PVNvTS.jpg) ## Available Options This product comes in different **Size, Style** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Price and quality *by I***V on December 26, 2025* Very good price and quality ### ⭐⭐⭐⭐⭐ Quality tubing for a fraction of the price *by T***H on April 27, 2026* Quality tubing ### ⭐⭐⭐⭐⭐ great pex so far *by O***E on April 2, 2026* went really great, no issues ## Frequently Bought Together - Happybuy Oxygen Barrier 1/2 Inch 300 Feet Tube Coil EVOH PEX-B Pipe, for Residential Commercial Radiant Floor Heating, Red - VEVOR PEX Heat Transfer Plates, 100pcs Box Radiant Heat Transfer Plates, 2ft Aluminum PEX Heat Transfer Plates, 1/2 inch Heat Transfer Plates designed for PEX Tubing - Highcraft ID234x50 Half Clamp J-Hook with Nail For Pex Tubing Pipe Support, 1/2 in, Black --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.com.my/products/45030658-happybuy-oxygen-barrier-1-2-inch-300-feet-tube-coil](https://www.desertcart.com.my/products/45030658-happybuy-oxygen-barrier-1-2-inch-300-feet-tube-coil) --- *Product available on Desertcart Malaysia* *Store origin: MY* *Last updated: 2026-05-14*