Oatey 11917 ThermoPlastic SW/Texas Code Base Flashing, 1.25-Inch - 1.5-Inch Slides over pipe - for pitch to 45 degrees 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-Inch x 18-Inch bases for code required areas