Square Vent Master Flash®

Metal roof applications

Designed for square vent retrofit applications

Made of black EPDM rubber

Aluminum base

Two Sizes

Call For Quote

  • Design excellence specially designed for square vent retrofit applications that requires a wrap-around existing or hard to reach penetration Installation.
  • Made of black EPDM rubber, for a maximum resistance to ultraviolet light and ozone corrosion.
  • The EPDM sleeve flexibility accommodates vibration and pipe movement caused by expansion/contraction.
  • Flashing comes with plastic snaps and a plastic zip tie for an easy reinforced installation.
  • 2 Sizes
  • Fits: 2-1/2” (63mm) up to 5” (127mm) pipes
  • Base Range: 8” (203mm) up to 16-3/4” (400mm)
  • 20 Year Warranty

ADVANCED OZONE RESISTANCE tested to… EPDM 70 hour @ 500 pphm


Tested to

Intermittent +135°C (+275°F)

Continuous +100°C (+212°F)

LOW-TEMPERATURE RESISTANCE tested to… – 55°C (-67°F)