Description
The Bell & Gossett 1BN323LF (Model PT-80V) is a heavy-duty diaphragm expansion tank engineered for potable hot water systems where reliable pressure management and lead-free construction are essential. Factory precharged and ready for installation, this tank is a trusted solution for residential and light commercial hydronic heating applications.
Product Overview
The PT-80V expansion tank absorbs the pressure fluctuations caused by thermal expansion in closed-loop potable hot water systems. Its durable diaphragm design separates the system water from the air charge, maintaining consistent system pressure and protecting components from pressure-related damage. Non-ASME construction makes it well-suited for standard residential and light commercial installations.
Key Specifications
- Model: PT-80V
- SKU: 1BN323LF
- Tank Volume: 44.0 Gallons
- Maximum Working Pressure: 100 PSI
- Maximum Operating Temperature: 200°F
- Factory Precharge Pressure: 38 PSI
- Construction: Non-ASME
- Lead-Free Construction: Yes — compliant for potable hot water applications
- Tank Type: Diaphragm Expansion Tank
- Application: Potable Hot Water Systems
Features & Benefits
- Lead-free construction ensures safe use in potable hot water systems
- Factory precharged to 38 PSI for quick, hassle-free installation
- Diaphragm design isolates air charge from system water, preventing waterlogging
- 44-gallon capacity handles significant thermal expansion demands
- 100 PSI maximum working pressure suits a wide range of system configurations
- 200°F maximum operating temperature accommodates standard hot water heating systems
- Non-ASME construction for residential and light commercial use
- Backed by Bell & Gossett’s industry-leading reputation in hydronic solutions
Applications
- Closed-loop potable hot water heating systems
- Residential and light commercial hydronic heating
- Boiler system pressure management
- Domestic hot water supply systems requiring thermal expansion control
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