This offer cannot be combined or used with any prior purchase or offers. Buy 1 window get 1 window 30% off is part a special discount program and requires minimum purchase of 4 windows during the initial visit to qualify.  *0% APR for 1 year available to well-qualified buyers on approved credit only.  Additional 5% discount is for a replacing an entire house of windows and doors.  Financing provided by a third-party lender and is subject to credit requirements. **Based on the (AAMA), 3rd party testing facility for all window and door materials License # 1002036