• Low profile base with watershed sleeve

Improves water run off and protects silicone sealant

• Larger square base will cover a larger opening
  

More forgiving for penetration openings and allows for steeper roof pitch

• Unique cone design
  

Provides 10mm (1/2″) continuous contact with flashed pipe providing a watertight seal

• Clear markings in metric and imperial measurements
  

Makes for easier cutting to pipe size

• Size Ranges – Numbers 0-9
  

Available in Black and Grey EPDM and Red Silicone