---
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: "€ 741.48"
currency: EUR
in_stock: true
reviews_count: 13
category: "Happybuy"
url: https://www.desertcart.ie/products/45030658-happybuy-oxygen-barrier-1-2-inch-300-feet-tube-coil
store_origin: IE
region: Ireland
---

# 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:** € 741.48
**Availability:** ✅ In Stock

## Summary

> 🔥 Elevate your heating game with leak-proof, corrosion-proof PEX perfection! 🛠️

## 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?** € 741.48 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/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

- • **Flexible & Energy Efficient:** Minimum 5-inch bend radius for easy routing plus smooth inner walls that boost heat transfer and reduce scaling.
- • **Unmatched Durability & Length:** A full 300 feet of premium PEX-B tubing built to last through years of radiant heating cycles.
- • **Advanced Oxygen Barrier Technology:** EVOH layer blocks oxygen ingress, protecting your system’s metal parts from corrosion and extending lifespan.
- • **Effortless, Versatile Installation:** Compatible with crimp, cinch, press, and compression fittings for seamless integration into any radiant floor or HVAC setup.
- • **High-Pressure & Temperature Resilience:** Rated up to 160psi and 200℉, engineered to withstand demanding residential and commercial heating environments.

## Overview

Happybuy’s Oxygen Barrier 1/2 Inch 300 Feet EVOH PEX-B Pipe is a professional-grade, red PEX tubing designed for residential and commercial radiant floor heating. Featuring a robust EVOH oxygen barrier to prevent corrosion, it supports high pressure (up to 160psi) and temperature (up to 200℉) conditions. Its flexible design and compatibility with multiple connection systems make installation straightforward, while its smooth inner surface enhances heat dissipation and energy efficiency.

## Description

Happybuy Oxygen Barrier 1/2 Inch 300 Feet Tube Coil EVOH PEX-B Pipe, for Residential Commercial Radiant Floor Heating, Red: desertcart.com: Industrial & Scientific

Review: Price and quality - Very good price and quality
Review: Good product - Nice product good quality heavy, not junk

## 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 |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #58,248 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1,701 in Pipe Fittings |
| Brand | Happybuy |
| Color | Red |
| Customer Reviews | 4.7 4.7 out of 5 stars (505) |
| Date First Available | January 12, 2017 |
| Included Components | 1/2 Inch X 300 Feet Pex Tube Coil |
| Is Discontinued By Manufacturer | No |
| Item Length | 300 Feet |
| Item Package Quantity | 1 |
| Item Weight | 17.66 pounds |
| Item model number | Oxygen Barrier PEX Tubing 1/2 Inch |
| Manufacturer | Happybuy |
| Material | PEX-B |
| Maximum Pressure | 160 Pascal |
| Nominal Wall Thickness | 0.5 |
| Outside Diameter | 0.63 Inches |
| Part Number | Happybuy PEX Tubing300ft |
| Product Dimensions | 66"L x 66"W |
| Size | 1/2" 1 X 300Ft |
| Style | Pipe |
| UPC | 601285860152 601285880655 |

## Product Details

- **Brand:** Happybuy
- **Color:** Red
- **Item Length:** 300 Feet
- **Item Weight:** 17.66 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)

## 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

### ⭐⭐⭐⭐⭐ Good product
*by J***N on June 21, 2025*

Nice product good quality heavy, not junk

### ⭐⭐⭐⭐⭐ As described.
*by D***E on November 16, 2025*

As described.

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*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-02-28*