Ventilation is king! Upgrade your 557 cabinet with this exhaust kit. The fan blows emission air from inside the cabinet and out through the panel flange. Attach an exhaust hose to your building ventilation system or outside directly, to effective remove pollute air. This kit includes fan motor, last cut cast acrylic panels that fit exactly to your cabinet, filter box with both HEPA and activated carbon filters. Cabinet shown is not part of this purchase.
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