The Heat Trap Nipple (1 in. NPT x 4 in. long) from Rheem is engineered to minimize heat loss in water heating systems. This high-quality nipple features a 1-inch NPT connection, ensuring compatibility with standard plumbing fittings. Its 4-inch length provides flexibility in installation, making it suitable for various configurations. Constructed from robust materials, this nipple is designed to withstand high temperatures and pressures, ensuring optimal performance and energy efficiency. Ideal for residential and commercial applications, it helps maintain water temperature effectively.