The head moves so that the bag is not pulled from the box. Evacuates as much excess air as necessary so that the box closes easily.
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The VVS Series vertical vacuum sealer for bag-in-box applications from Packaging Aids (San Rafael, CA) employs a floating head that allows heavy bags to be vacuumed and sealed efficiently.
The head moves so that the bag is not pulled from the box. Evacuates as much excess air as necessary so that the box closes easily.