Watts ETX15 Pressurized Expansion Tank

Watts ETX15 Pressurized Expansion Tank is designed for reliable expansion control in heating and cooling systems. This In-Line tank uses epoxy carbon steel, a rugged Butyl rubber diaphragm, and a factory pre-charged air system to maintain stable pressure in closed-loop hydronic heating systems. The 1/2 inch male threaded inlet/outlet simplifies installation, and the tank's 8 inch diameter by 12.5 inch height fits compact spaces.

Technical specs: Temperature rating 220°F, Pressure rating 75 PSI, Capacity 2.1 gallons, and a 1-year warranty. It is ISO 9001 compliant and mounts directly to supply piping for easy integration in both commercial and residential applications.

• In-Line design for easy integration with supply piping
• 1/2 inch male threaded inlet/outlet for flexible installation
• Epoxy carbon steel construction with a rugged Butyl rubber diaphragm
• Factory pre-charged air at 12 PSI for immediate operation
• Compact footprint: 8" diameter x 12.5" height, 2.1 gallon capacity
• Suitable for commercial and residential closed-loop hydronic heating and cooling systems