Free domestic shipping.
After you receive our air control valve you can send us your old one and we reimburse you up to $100 if there are no mechanical damage.
Please carefully pack your Air control valve to avoid any damage during the shipping and send it to:
AVI Electronics Corp.
305 N. Eric Dr. Unit F
Palatine, IL 60067
Warranty Duration: 12 months.
Do not remove warranty sticker. Do not take valve APART!!!