Window Cap, Flashing, & Drip Edge Window Cap - Mill Finish Products > Window Cap, Flashing, & Drip Edge > Window Cap - Mill Finish 1-1/8″ X 8′ Mill Finish Window Cap Window Caps are used as flashing to protect windows from the elements. 1-1/8" X 8' Mill Finish Window Cap quantity Add to Quote SKU: 1188CAP Category: Window Cap - Mill Finish Related products 3/4″ X 42″ Mill Finish Window Cap Add to Quote 1-5/16″ X 8′ Mill Finish Window Cap Add to Quote 1- 1/8″ X 42″ Mill Finish Window Cap Add to Quote 3/4″ X 8′ Mill Finish Window Cap Add to Quote