Our vortex generator kits are intended for experimental aircraft. Pacific Northwest Aero LLC
gives guidelines but it is the owner's responsibility for the final placement of vortex generators
on his/her aircraft.

We accept no liability for an owner's installation of VGs or for any damage or
      injury caused by their use on a customer's experimental aircraft.
Pacific Northwest Aero makes no specific claims as to the performance of vortex generators
      on an individual's aircraft. This can vary from plane to plane and model to model.
By purchasing a vortex generator kit you assume total liability and agree to the
provisions of this disclaimer.

      These Vortex Generator kits are intended for Experimental aircraft.  

For installation of vortex generators from this kit on type certified aircraft, contact your local
      Flight Standard District Office for FAA procedures.