SupplyGiant 3/4″ PEX-A Pre-Insulated Tubing – 100 ft Coil
$129.99 on Amazon.com (as of October 18, 2026, 8:51 AM EST) View details ↗
The SupplyGiant 3/4″ PEX-A Pre-Insulated Tubing is a high-performance solution for residential and light commercial plumbing and heating applications. This 100-foot coil of durable, white PEX-A tubing is factory-insulated with polyethylene foam, delivering an R-Value of 3.6 for superior thermal efficiency. The insulation features a 1/2″ wall thickness, reducing heat loss and preventing condensation—ideal for maintaining consistent water temperatures in supply lines. Whether you're retrofitting an existing system or installing a new one, this pre-insulated tubing simplifies installation with its center-pull coil design, which prevents tangling and makes unspooling effortless.
Built for reliability, this tubing is designed for potable water use, meeting safety standards for drinking water systems. The durable foam insulation also helps reduce energy costs by minimizing heat transfer, making it an eco-friendly choice for both plumbing and radiant floor heating applications. The coil’s compact packaging ensures easy storage and transport, while the white finish provides a clean, professional appearance. Perfect for DIYers and professionals alike, this tubing combines ease of use with long-term performance.
| Diameter | 3/4″ |
|---|---|
| Length | 100 ft coil |
| Insulation Material | Polyethylene (PE) foam |
| Insulation Thickness | 1/2″ wall |
| R-Value | 3.6 |
| Application | Potable water & heating systems |






