| Brand | GFG Instrumentation |
|---|---|
| Model | G450 |
| MPN | G450 |
| Unit Quantity | 1 |
| Gas(es) Detected | Oxygen, Carbon Monoxide, Hydrogen Sulfide, Methane |
| Country of Origin | United States |
Check the listing for details. GfG G450 4 Gas Detection Meter USED - WORKING needs New O2 Sensor. Condition: Used, Made in United States. Listed at 95.00 USD. Oxygen sensors must be replaced every 2 years. The other sensors will last much longer. This model is current and still in production. Parts, sensors, and repair are available from the manufacturer.