An installation technique where workers unroll a dry sheet of roofing felt or membrane directly into a puddle of hot asphalt or liquid adhesive that has just been spread on the substrate. The sheet is dropped or rolled in while the liquid is still fluid enough to achieve full adhesion.
Heard on the job
Mop the asphalt heavy on that section and we'll fly-in the base sheet before it cools.
Also heard as
- fly in