NTA-W ASME Diaphragm Expansion Tank

Common Applications

Chilled Water
Closed Loop Heating
HVAC

Manufactured by: Wessels

Model: NTA-W

Wessels NTA WessView series are ASME fixed diaphragm type pre-charged expansion tanksequipped with a WessView tank integrity indicator. They are designed to absorb the expansion forces and control the pressure in heating/cooling systems.

The system’s expanded water (fully compatible with water/glycol mixtures) is contained in heavy-duty diaphragm that prevents tank corrosion and waterlogging problems. All NTA expansion tanks can be installed vertically or horizontally.

ASME certified
Heavy-duty fixed butyl diaphragm
Sizes range from 8 to 211 gallons
Includes WessView diaphragm integrity monitor

Additional Information

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Technical Data

Suitable for Potable Water:
No

Standard Bladder Material:
Butyl

Replaceable Bladder:
No

Maximum System Pressure:
250 psig

Maximum System Temperature:
240° F

See product datasheet for additional details

Common Applications