---
product_id: 435812546
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: "$567"
currency: NZD
in_stock: true
url: https://www.desertcart.nz/products/435812546-happybuy-oxygen-barrier-1-2-inch-300-feet-tube-coil
store_origin: NZ
region: New Zealand
---

# Length: 300 ft Diameter: 1/2 inch Color: Red Happybuy Oxygen Barrier 1/2 Inch 300 Feet Tube Coil EVOH PEX-B Pipe, for Residential Commercial Radiant Floor Heating, Red

**Brand:** happybuy
**Price:** $567
**Availability:** ✅ In Stock

## Summary

> 🔥 Heat Up Your Space, Not Your Bills!

## 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?** $567 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/435812546-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

- • **🔥 Efficient Heating:** Maximize your energy savings with superior heat dissipation.
- • **🔧 Easy Installation:** Compatible with multiple connection systems for hassle-free setup.
- • **💪 Robust Flexibility:** Bend it your way with a minimum 5" radius for any layout.
- • **🔒 Corrosion Protection:** EVOH layer keeps your system safe from O2 damage.
- • **🏠 Versatile Applications:** Perfect for both residential and commercial heating solutions.

## Overview

The Happybuy Oxygen Barrier 1/2 Inch 300 Feet Tube Coil is a high-quality PEX-B pipe designed for both residential and commercial radiant floor heating systems. With a robust EVOH layer for corrosion protection, this flexible tubing ensures efficient hot and cold water flow while being easy to install across various connection systems. Its impressive pressure capacity and diverse application scenarios make it a reliable choice for any heating project.

## Description

Happybuy Oxygen Barrier 1/2 Inch 300 Feet Tube Coil EVOH PEX-B Pipe, for Residential Commercial Radiant Floor Heating, Red

## 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 |
|---------------|-------|
| Manufacturer | Happybuy |
| Part number | Happybuy PEX Tubing300ft |
| Item Weight | 8.01 Kilograms |
| Product Dimensions | 167.64 x 167.64 x 0.25 cm; 8.01 kg |
| Item model number | Oxygen Barrier PEX Tubing 1/2 Inch |
| Size | 300Ft |
| Color | Red |
| Material | PEX-B |
| Item Package Quantity | 1 |
| Included components | 1/2 Inch X 300 Feet Pex Tube Coil |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Brand:** Happybuy
- **Material:** PEX-B
- **Colour:** Red
- **Item weight:** 8.01 kg
- **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)

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-02-26*