1-1/2" X 3" GALV N/C FLASHING

1-1/2" x 3" Galvanized N/C Flashing (1-1/2" X 3" GALV N/C FLASHING)

This is a roof penetration flashing used to seal around a pipe that passes through a roof and prevent water leaks.

What it is

A galvanized steel flashing assembly:

• Designed for a pipe size transition or sleeve opening:
  • 1-1/2" to 3" range (or adjustable opening depending on style)
• N/C = Non-Collared or Non-Curved (flat base flashing style, depending on supplier terminology)
• Used on roof surfaces to seal pipe penetrations

What it does

• Creates a watertight seal around a roof pipe or vent
• Prevents rainwater from entering the building
• Directs water away from the penetration point
• Works as a protective barrier between pipe and roofing material

Key features

• Material: galvanized steel (corrosion-resistant zinc coating)
• Configuration:
  • Base flashing plate (roof interface)
  • Center opening sized for pipe (adjustable or stepped)
• Type: N/C flashing = standard flat-style roof flashing
• Designed for weatherproofing pipe penetrations

Common applications

• Plumbing vent stacks
• HVAC roof penetrations
• Exhaust vents
• Mechanical piping systems exiting through roofing