Oatey 11889 No-Calk Base Roof Flashing, 18"x18", Thermoplastic Roof Flashing dust and insects by a

dust and insects by a dustproof canopy

Prevents mold and mildew growth

Prevents flea infestation from hatching fleas for up to 120 days

Mold & Mildew Proof paint film

1-1/4" bore

Oatey 11889 No-Calk Base Roof Flashing, 18"x18", Thermoplastic Roof Flashing dust and insects by aOatey Thermoplastic No Calk Roof Flashings can be used in commercial and residential applications where a watertight seal for roof penetrations around the plumbing vent pipe is required. Highlights: Opening Size: 3" Base Size: 18"x18" Roof Flashing slides over vent pipe for pitch to 45 Non fading and non cracking, rigid black thermoplastic base Non fading, sealing collar Do not use petroleum based products on plastic bases or rubber collars 18" x 18"