A: ATI now manufactures approximately 500 different damper combinations. For an externally balanced engine, there is only one damper available for each application. For an internally balanced engine, however, we have a variety of choices.
The Visa Waiver Program allows foreign nationals from certain countries to travel to the United States for business or pleasure, for stays of 90 days or less without obtaining a visa. Apply to receive your U.S. Travel Authorization Travel to the US Visa-free for 90 days.
For vouchers requested on or after Feb 1 2013: It will take around four to six weeks after your submission of the request to deliver the tour voucher. The voucher is valid for 6 months after the date of application. Travel using vouchers must begin within six months from the date of receipt of voucher application. Travel using the vouchers must commence on or before the date on the voucher. The voucher cannot be used for travel commence after the voucher validity.