Description
GP373 4-to-2.5-inch Reducer
RETROTEC 4-to-2.5-inch reducer (part no. GP373) for connecting a 4-inch fitting to a 2.5-inch fitting in test setups.
In RETROTEC's commercial DucTesters, the 4″ flexible duct connects to the fan via a 2.5″ connection; the reducer handles this type of transition.
Key Features of the 4-to-2.5-inch Reducer
- 4″ → 2.5″ Adapter: Connects a 4″ fitting to a 2.5″ fitting.
- Compact part: A small accessory for the test kit.
- Quick installation: Makes it easy to change diameters without temporary adjustments.
- RETROTEC Line: RETROTEC Connection Accessory.
Applications of the Gear Reducer
- Pipe Leak Tests
- Connecting 4-inch pipes to equipment with a 2.5-inch inlet
- Replacement Parts for the Test Kit
Compatibility: For RETROTEC assemblies with 4″ and 2.5″ connections.
Ref. GP373





