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Difference in Grundfos ALPHA Circulators

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J Van Lund
J Van Lund Member Posts: 19
in Radiant Heating
What is the difference between the "older" ALPHA and the "newer" ALPHA2 Grundfos circulators? The brochure indicates manufacture in Fresno, CA. Is that the only difference?

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  • bob_46
    bob_46 Member Posts: 813
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    The alpha 2 is redesigned so it doesn't plug up with magnetite .

    There was an error rendering this rich post.

    kcoppVancouverG

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