Calefactio HGT-30 Hydronic Expansion Tank 4.8 Gallons - 1/2" Connection

Calefactio HGT-30 is a #30 bladder-type expansion tank designed for use in closed-loop hydronic and radiant heating systems.


Direct replacement for:

• Amtrol Extrol #30;
• B&G HFT-30;
• Watts ETX-30.

Features:

• Full acceptance bladder;
• Compatible with conventional heating & radiant systems, glycol containing systems (up to 50/50 mix) and select solar applications;
• No contact with steel shell means no corrosion;
• Bladder design prevents waterlogging;
• For non-potable water applications only.

Tech Spec:

• Factory pre-charge pressure: 12 psi;
• System connection: 1/2" male threaded;
• Max. operating temperature: 240°F;
• Max. operating pressure: 115 psi;
• Expansion tank volume: 4.8 gallons;
• Height: 16.3";
• Diameter: 10.6";
• Weight: 9 lbs.