# Viega MegaPressG 3/4 in. Carbon Steel Union (Gas Only) — 1/2" x 1/2"

**Brand:** [Viega](https://shop.coreranger.com/brands/Viega)
**Double Fitting Size:** 1/2" x 1/2"
**Price:** $514.98 · in stock
**URL:** https://shop.coreranger.com/product/viega-megapressg-3-4-in-carbon-steel-union-gas-only-341408241/1-2-x-1-2
**Parent product:** [Viega MegaPressG 3/4 in. Carbon Steel Union (Gas Only)](https://shop.coreranger.com/product/viega-megapressg-3-4-in-carbon-steel-union-gas-only-341408241)

## Specifications

| Spec | Value |
|---|---|
| Features | Corrosion Resistant |
| Material | Carbon Steel |
| Pack Size | 1 |
| Connection | P x P |
| Returnable | 90-Day |
| Application | Natural Gas,Propane |
| Color Family | Steel |
| Connection 1 | P |
| Connection 2 | P |
| Connectivity | Press |
| Fitting 1 size | 3/4" |
| Fitting 2 size | 3/4" |
| Double Fitting Size | 3/4" x 3/4" |
| Single Fitting Size | 3/4" |
| Product Weight (lb.) | 1.212 lb |
| Manufacturer Warranty | 15 year limited warranty |
| Fitting Size Dimensions | 3/4" x 3/4" |
| Compatible Pipe Material | Carbon Steel |
| Fitting or Connector Type | Union |
| Fitting/ Connector Collection | Carbon Steel |
| Maximum working pressure (psi) | 125 |
| Maximum Working Temperature (F) | 180 |

## Description

Viega MegaPressG unions provide secure, reliable separation points within carbon-steel fuel-gas and high-oil-content piping systems. Designed to allow easy disassembly for service, replacement, or system modifications, these unions create a tight press connection in seconds, eliminating the need for open flames, threading, or welding. Each union features Viega's proven HNBR sealing element along with Smart Connect technology, allowing installers to easily identify unpressed connections during testing for added safety and confidence. Engineered for demanding commercial, industrial, and residential applications, MegaPressG unions are approved for fuel gas, diesel, and fuel-oil systems.

• MegaPressG unions install up to 90% faster compared to welding
• Viega Smart Connect® easily identifies unpressed connections
• Press union quickly repairs connections, wet or dry