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    VPD Chart

    24" x 36" VPD poster/chart with glossy UV coating.

     

    For more info on VPD, check out our VPD guide that includes an overview of the improtance of VPD and free digital versions of our chart & calculator: https://pulsegrow.com/blogs/learn/vpd

    Customer Reviews

    Based on 10 reviews
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    C
    C.G.
    VPD=Good
    M
    M.K.
    VPD chart and 2 pulses
    K
    K.C.
    VPD Chart
    K
    K.R.
    Great chart!
    R
    R.O.G.
    Easy to read