Description
Bell & Gossett 116304 D-120 Pressurized Expansion Tank Overview
The Bell & Gossett 116304 is a heavy-duty pressurized expansion tank engineered for demanding hydronic heating and cooling systems. Designed as the D-120 model, this 70-gallon tank delivers reliable system pressure control and long-term performance in commercial and industrial applications.
Key Features
- Model: D-120 Pressurized Expansion Tank
- Tank Capacity: 70 Gallons
- Acceptance Volume: 56.5 Gallons
- Shell Material: Carbon Steel — built for strength and durability in high-demand environments
- Bladder Material: Heavy-Duty Butyl Rubber — resists permeation and maintains system integrity over time
- Maximum Working Pressure: 125 PSI
- Maximum Temperature Rating: 240°F
Why Choose the Bell & Gossett D-120?
Bell & Gossett expansion tanks are trusted by HVAC professionals worldwide for their precision engineering and long service life. The D-120’s heavy-duty butyl rubber bladder separates the system water from the pre-charged air cushion, preventing waterlogging and maintaining consistent system pressure. The carbon steel shell provides the structural integrity needed for high-pressure hydronic systems.
Ideal Applications
- Commercial hydronic heating systems
- Industrial closed-loop cooling systems
- High-capacity boiler installations
- Large-scale chilled water systems
Specifications
- SKU: 116304
- Brand: Bell & Gossett
- Model: D-120
- Tank Volume: 70 Gallons
- Acceptance Volume: 56.5 Gallons
- Shell: Carbon Steel
- Bladder: Heavy-Duty Butyl Rubber
- Max Pressure: 125 PSI
- Max Temperature: 240°F
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