Wessels HVAC Diaphragm Expansion Tanks

Wessels HVAC Diaphragm Expansion Tanks

  • 19010060 Wessels Series NTA-60 150# ASME Expansion Tank
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    19010060 Wessels Series NTA-60 150# ASME Expansion Tank

    Wessels

    $1,794.95
    19010060 Wessels Series NTA-60 150# ASME Expansion Tank. Wessels NTA series are ASME fixed diaphragm type pre-charged HVAC expansion tanks. They are designed to absorb the expansion forces and control the pressure in heating / cooling systems. The...
    Availability:
    Please Contact Us For Availability
    Weight:
    105.00 LBS
    Brand:
    Wessels
    Model:
    NTA-60
    Part Number:
    19010060
    Certification:
    ASME
    Pressure Rating:
    150
    Volume:
    35
    Acceptance Volume:
    28
    Connection Size:
    1"
    Connection Type:
    NPT
    Dimensions:
    16x16x44
    $1,794.95
    Add to Cart
  • 19010015 Wessels Series NTA-15 150# ASME Expansion Tank
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    19010015 Wessels Series NTA-15 150# ASME Expansion Tank

    Wessels

    $894.95
    19010015 Wessels Series NTA-15 150# ASME Expansion Tank. *Please note image is generic. Wessels NTA series are ASME fixed diaphragm type pre-charged HVAC expansion tanks. They are designed to absorb the expansion forces and control the pressure in...
    Availability:
    Please Contact Us For Availability
    Weight:
    44.00 LBS
    Brand:
    Wessels
    Model:
    NTA-15
    Part Number:
    19010015
    Certification:
    ASME
    Pressure Rating:
    150
    Volume:
    7.8
    Acceptance Volume:
    6.3
    Connection Size:
    3/4"
    Connection Type:
    NPT
    Dimensions:
    12x19x10
    $894.95
    Add to Cart
  • 18020020 Wessels TTA-20 ASME Potable Tank 150#
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    18020020 Wessels TTA-20 ASME Potable Tank 150#

    Wessels

    $1,781.00
    18020020 Wessels TTA-20 ASME Potable Tank 150#. *Please note image is generic.  Wessels TTA series are ASME fixed bladder type pre-charged domestic hot water expansion tanks for commercial and industrial potable hot water applications. They are...
    Availability:
    Please Contact Us For Availability
    Weight:
    40.00 LBS
    $1,781.00
    Add to Cart

Wessels diaphragm tank has been developed to allow the systems air cushion to be separated from the systems water. No water logging of the tank can occur as the air is held between the tank wall and the outside of a bladder placed inside the tank, while the system water is contained inside the bladder. This changes the system to an air elimination system, as any air extracted from the system water is passed out of the system into the atmosphere.

Information:

The diaphragm cannot be replaced if the tank fails. The advantage of this style is the initial cost. On smaller tanks the cost of replacing the bladder may exceed the cost of replacing the tank.