*Discount applied at the time of contract execution and applies to purchase of (4) or more Infinity and Marvin windows + $500 Off Infinity Doors and Marvin Doors. Cannot be combined with other offers. Initial contact for a free estimate must be made between 4/1/21 and 4/31/21, with the appointment then occurring no more than 14 days after the initial contact. No payments and deferred interest for 24 months available to well-qualified buyers on approved credit only. Not all customers may qualify. No Finance Charges will be assessed if the promo balance is paid in full in 24 months.