Description
The Bell & Gossett 112117 EASB-JR is a compact, high-performance air separator engineered to eliminate entrained air from closed-loop hydronic heating and cooling systems. By continuously removing dissolved and free air from the system, this unit helps prevent noise, corrosion, and reduced heat-transfer efficiency — keeping your hydronic system running at peak performance.
Constructed with a durable brass body and featuring 1-1/2″ sweat (solder) end connections, the EASB-JR is designed for straightforward installation in residential and light commercial hydronic applications. Its compact junior footprint makes it an ideal choice where space is at a premium, while its robust brass construction ensures long service life and compatibility with standard hydronic system fluids.
Key Features
- Brass body construction for durability and corrosion resistance
- 1-1/2″ sweat (solder) end connections for easy, leak-free installation
- Compact EASB-JR (junior) design — ideal for tight installation spaces
- Continuously removes entrained, dissolved, and free air from hydronic loops
- Helps eliminate system noise, air binding, and reduced heat-transfer efficiency
- Suitable for residential and light commercial hydronic heating and cooling systems
- Compatible with standard closed-loop hydronic system fluids
Product Specifications
- Brand: Bell & Gossett
- Model: EASB-JR
- SKU / Part Number: 112117
- Body Material: Brass
- Connection Size: 1-1/2″
- Connection Type: Sweat (Solder)
- Application: Closed-loop hydronic heating and cooling systems
Why Choose the Bell & Gossett EASB-JR?
Bell & Gossett has been a trusted name in hydronic system components for decades. The EASB-JR air separator is a field-proven solution that protects pumps, boilers, and heat emitters from the damaging effects of entrained air. By keeping your system air-free, you extend equipment life, reduce maintenance callbacks, and ensure consistent comfort for building occupants.







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