Gol Expansion Solar Heating Tanks (16-132 Gallon, 120 PSI)

Expansion Solar Heating Tanks – High-Temperature Hydronic & Solar System Pressure Control Tanks (16–132 Gallon, 120 PSI) The Expansion Solar Heating Tanks are specifically designed for high-temperature solar and hydronic systems, providing reliable pressure control and thermal expansion management. Built to handle demanding conditions, these tanks are ideal for solar thermal applications using glycol and elevated fluid temperatures. Constructed from durable steel with a high-quality internal diaphragm, these tanks effectively separate air and water to reduce corrosion and maintain long-term system efficiency. Rated for 120 PSI and designed to withstand temperatures up to 250°F, they are well-suited for solar heating systems where standard expansion tanks may not perform. Available in sizes ranging from 16 gallons to 132 gallons, these tanks offer flexibility for residential and commercial solar installations. With 1″ to 1-1/2″ connection sizes, they integrate easily into a variety of system designs. Key Features & Benefits: Designed for solar and high-temperature hydronic systems Suitable for glycol-based systems up to 250°F Durable steel construction for long-lasting performance Internal diaphragm for efficient expansion control Rated for 120 PSI maximum working pressure Capacity range: 16 to 132 gallons Connection sizes: 1″ to 1-1/2″ Helps prevent overpressure and system damage Improves efficiency and extends system life Ideal for residential and commercial solar applications Overview The Expansion Solar Heating Tanks provide a dependable solution for managing thermal expansion in solar heating and high-temperature hydronic systems. With higher pressure and temperature ratings, along with rugged construction and flexible sizing, these tanks are essential for maintaining system safety, efficiency, and long-term reliability in solar applications. Technical Documents Solar Expansion Tank Brochure