Penetrations and Flashing

Penetrations and Flashing Examples

  • Curbs: HVAC, Skylights, Expansion Joints, etc.
  • Drains
  • Vents
  • Electrical Conduits
  • Expansion Joints
  • Antennae / Communications Equipment
  • Expansion Joints
Penetration Flashing

Penetration Flashing (vent)

Counter Flashing

Counter (Cap) Flashing

Base Flashing

Base (Vertical) Flashing

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