Description
Overview
The Zilmet ZHT24-60 is a 6.3-gallon expansion tank engineered for closed-loop hydronic heating systems. Designed to absorb the thermal expansion of system water, this tank protects boilers, pipes, and fittings from damaging pressure surges — extending the life of your entire heating system. With a 1/2″ connection, it integrates easily into residential and light commercial hydronic installations.
Key Features
- 6.3-gallon (24-liter) capacity for effective pressure management in hydronic heating systems
- 1/2″ threaded connection for straightforward installation
- Pre-pressurized design with a durable butyl rubber diaphragm to separate air charge from system water
- Heavy-duty steel shell with corrosion-resistant finish for long service life
- Compact footprint suitable for residential and light commercial boiler rooms
- Factory pre-charged for quick, hassle-free commissioning
Application
The ZHT24-60 is ideal for use with hot water boilers, radiant floor heating systems, and other closed hydronic loops where thermal expansion must be safely accommodated. Proper expansion tank sizing prevents pressure relief valve discharge and protects system components from overpressure conditions.
Why Choose Zilmet
Zilmet is a globally recognized manufacturer of expansion tanks and hydronic system accessories, known for consistent quality, reliable performance, and compliance with international standards. The ZHT series is purpose-built for heating applications, offering contractors and engineers a dependable solution for every hydronic project.







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