Description
Overview
The Zilmet ZHP202BVBC is a 21.1-gallon blue vertical hydronic expansion tank designed to absorb pressure fluctuations and protect closed-loop heating and cooling systems from damage. Featuring a bottom connection orientation, this tank is engineered for straightforward installation in a wide range of residential and light commercial hydronic applications.
Key Features
- 21.1-gallon capacity for effective system pressure management
- Vertical orientation with bottom connection for flexible installation
- Distinctive blue finish for easy identification in mechanical rooms
- Pre-pressurized design with an internal diaphragm to separate system water from the air charge
- Durable steel construction built to withstand the demands of hydronic systems
- Designed for use in closed-loop heating and cooling systems
Application
The ZHP202BVBC is ideal for hydronic heating systems, chilled water systems, and other closed-loop HVAC applications where pressure control and system protection are critical. The vertical, bottom-connection design makes it a practical choice for installations where floor space is limited or overhead clearance is a priority.
Why Choose Zilmet
Zilmet is a globally recognized manufacturer of expansion tanks and pressure vessels, known for quality construction and reliable performance. The ZHP series delivers dependable pressure management to extend the life of pumps, valves, and other hydronic components.







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