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The NIBCO CC08980 is a 2-inch Schedule 80 polypropylene tank adapter designed to create a secure, threaded connection between a storage tank and a piping system. Built from black polypropylene, this fitting offers solid chemical resistance for use in water treatment, chemical storage, and industrial fluid handling applications. The FPT x FPT end connections accept standard threaded pipe on both sides, making integration into an existing piping layout straightforward. Licensed plumbers and pipefitters install this type of adapter when connecting tanks to Schedule 80 thermoplastic piping systems. At 0.53 pounds, it is lightweight for the size while meeting the structural demands of Schedule 80 service ratings.
This tank adapter is suited for residential and light commercial applications involving water storage tanks, chemical tanks, or process fluid vessels. The 2-inch size handles moderate flow volumes typical in water treatment and filtration setups. The polypropylene construction makes it appropriate for mildly corrosive fluid service where metal fittings would be unsuitable. Installers working on plastic piping systems in pump rooms, tank farms, or equipment rooms will find this fitting consistent with standard thermoplastic Schedule 80 configurations.
Designed as an OEM-style replacement or new-installation fitting for 2-inch Schedule 80 thermoplastic piping systems requiring a tank-to-pipe threaded connection.
Installation should be performed by a licensed plumber or pipefitter familiar with thermoplastic piping systems. Shut off and depressurize the system completely before removing or installing any tank fittings. Use PTFE thread tape or an approved thread sealant rated for polypropylene and the intended fluid service. Do not over-torque threaded plastic fittings, as polypropylene is subject to cracking under excessive mechanical stress. Follow local plumbing codes and manufacturer torque guidelines for thermoplastic threaded connections.
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