The Hayward SPX1051Z1 1-1/2" MPT Plastic Pipe Plug is a reliable and secure solution for closing off 1-1/2" MPT (Male Pipe Thread) openings in your plumbing system. Made from durable plastic, this pipe plug provides a tight and leak-free seal, ensuring the integrity of your plumbing connections. Whether you need to temporarily close a pipe during maintenance or permanently seal an opening, the Hayward SPX1051Z1 1-1/2" MPT Plastic Pipe Plug offers a dependable solution for keeping your plumbing system watertight.