Pipe Adapter: Schedule 80, PVC, 1 in x 1 in Size, Socket x Threaded, Female x Female NPT, Gray

Schedule 80 PVC pipe fittings help connect pipe lengths together, route systems, and manage media flow. They fit schedule 80 piping, which has thicker walls than Schedule 40, and is rated for higher pressure applications.

https://www.grainger.com/product/Pipe-Adapter-Schedule-80-6NG78?searchQuery=6NG78&searchBar=true&suggestConfigId=6