4mm ID x 6mm OD PVC Tubing – 25m Coil

Introduction

As a retailer of hot tub and spa equipment, I’m pleased to offer this professional-grade PVC tubing designed for chemical dosing systems in spa, hot tub, and pool water treatment applications. This precision 4mm internal diameter x 6mm external diameter tubing provides reliable chemical transfer for automated dosing equipment.

Product Overview

This high-quality PVC tubing is specifically engineered for chemical dosing applications, featuring precise 4mm ID x 6mm OD dimensions that ensure compatibility with standard dosing pumps and fittings. The 25-meter coil provides ample length for most installations while maintaining convenient storage and handling.

Key Features

Precision Dimensions

The 4mm internal diameter provides optimal flow rates for chemical dosing applications, while the 6mm external diameter ensures secure fitting connections with standard dosing system components.

Chemical-Resistant PVC Construction

Manufactured from high-grade PVC materials that resist degradation from common spa chemicals including chlorine, bromine, pH adjusters, and other water treatment products.

25-Meter Coil Length

The generous 25-meter length accommodates most spa installations while providing extra material for complex routing and future modifications or repairs.

Applications

Chemical Dosing Systems

Essential for connecting dosing pumps to chemical storage containers and injection points, providing reliable chemical transfer in automated spa water treatment systems.

pH and Sanitizer Systems

Ideal for both pH adjustment and sanitizer dosing applications where precise chemical delivery is required for optimal water chemistry management.

Suction and Injection Lines

Suitable for both suction lines from chemical containers and injection lines to spa circulation systems, providing versatile connectivity options.

Technical Specifications

Specification	Details
Internal Diameter	4mm
External Diameter	6mm
Length	25 meters
Material	PVC (chemical-resistant)
Category	Dosing Accessories
Application	Chemical transfer tubing
Compatibility	Standard dosing fittings

Installation & Benefits

This tubing provides the flexibility needed for professional spa installations while maintaining chemical resistance and dimensional accuracy. The 4x6mm size is industry standard for dosing applications, ensuring compatibility with most professional spa equipment. The 25-meter coil length reduces waste while providing sufficient material for comprehensive dosing system installations.