Gray 4.4-gallon diaphragm expansion tank for hydronic heating systems

4.4 Gallon Diaphragm Expansion Tank

SKU:
WBB2192052
Our Price:
$139.94
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Product Specifications:
Capacity: 4.4 Gallon
Color/Finish: Gray
Country of Origin: US
Product Depth: 13.5"
Product Height: 18.5"
Product Type: Expansion Tanks
Product Width: 13.5"
Quantity Included: 1
Shipping Weight: 13 lbs
Manufacturer Part Number: EX-30
Color: Gray
Height: 16-1/2 in
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Product Specifications:
Capacity: 4.4 Gallon
Color/Finish: Gray
Country of Origin: US
Product Depth: 13.5"
Product Height: 18.5"
Product Type: Expansion Tanks
Product Width: 13.5"
Quantity Included: 1
Shipping Weight: 13 lbs
Manufacturer Part Number: EX-30
Color: Gray
Height: 16-1/2 in

This 4.4-gallon expansion tank is for contractors and facility teams maintaining closed, non-potable hydronic heating systems. It receives expanding water as system temperature rises to help control pressure buildup.

The tank has a pre-pressurized diaphragm design with a watertight reservoir for expanded water. It has a 12 PSIG factory pre-charge, 100 PSI maximum working pressure, and 240°F maximum operating temperature. Overall dimensions are 13.5 in. wide, 13.5 in. deep, and 18.5 in. high.

Key Features:

  • Diaphragm design: Separates and accommodates expanded water within the tank.
  • 12 PSIG factory pre-charge: Provides the stated pre-charge setting for installation in compatible systems.
  • 4.4-gallon capacity: Provides space to accept water expansion as system temperature increases.
  • Closed hydronic system use: Supports pressure management in closed, non-potable heating systems.
  • Watertight reservoir: Contains expanded water as system conditions change.

Choose this expansion tank for closed, non-potable hydronic heating systems requiring a 4.4-gallon, pre-pressurized diaphragm tank.

Capacity: 4.4 Gallon
Color/Finish: Gray
Country of Origin: US
Product Depth: 13.5"
Product Height: 18.5"
Product Type: Expansion Tanks
Product Width: 13.5"
Quantity Included: 1
Shipping Weight: 13 lbs
Manufacturer Part Number: EX-30
Color: Gray
Height: 16-1/2 in
Weight: 8 lbs
Connection Size: 1/2 in
Diameter: 11-1/2 in
Max Accepted Volume Gallons: 0.5 gal
Pipe Size: 1/2 in
Brand: Amtrol
Diaphragm Material: Heavy Duty Butyl/EPDM
Manufacturers Part Number: EX-30
Material: Steel
Max Operating Pressure: 100 psi
Max Operating Temperature: 240 °F
Respirator Connection Type: NPTM
Tank Volume: 4.4 gal
Warranty: 5 yr
Width: 13.50 in
Height: 18.50 in
Depth: 13.50 in
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