Flair-It 26790 Tube Adapter, 3/4 in, PEX, Polyoxymethylene, Black/Gray

Flair-It fittings are constructed of durable polyoxymethylene (POM) and are compatible with PEX and PB. The patented design consists of a nut and flared insert and requires no tools. The fittings push against the ID and OD of the pipe, creating a strong long-term seal.