Process as follows-
-You need to print on the Sticky Side of A Sheet
-Laminate that with B Sheet/Roll using a laminator
- Peel off the B from A and then transfer to the Substrate
Here is video below for reference-
UVDTF offers a convenience of using them for almost any size,shape hard substrates which is not possible otherwise to print directly.However they are weaker in adhesion than direct printing with the UV printer.