1-1/2" DWV Trap Adapter Female with P-Nut ABS fittings are for drain, waste and vent purposes only. They are used in gravity fed waste elimination systems and are for Non-Pressure where temperatures will not exceed 140 degrees. ABS materials are light weight and easy to install. They require no special tools for cutting and are installed by solvent cementing (no primer required). Charlotte Pipe products are manufactured in the USA.