The 878-15 from Sioux Chief is a 1-1/2” FIP Cleanout Flush Plug. It's designed to close the FIP outlet of a 1-1/2" cleanout fitting when it is not in use. Comes with molded-in brass insert which allows to connect a threaded rod and install a cleanout drywall cover (cap) when the finished walls are in place.

Features:

•Reusable - easy installation and removal;
•Plug with threaded brass insert for optional installation of cleanout covers;
•Could be combined with FPT adapters to make customs cleanouts;
•Acid resistant and chemically inert;
•More durable than traditional ABS or PVC plugs;
•Will not seize or weld in ABS or PVC fittings.

Technical Specifications:

• Size: for 1-1/2" PVC/ABS/Cast Iron FIP cleanouts;
• Height: 1";
• Color: White;
• Connection: MPT (MIP) Threaded;
• Material: Glass-filled Polypropylene.