www.phcppros.com/articles/16367-rehau-everloc-r-20-connectors
REHAU EVERLOC+ R-20 Connectors
October 19, 2022
REHAU's proprietary compression-sleeve fitting technology expands with EVERLOC+ R-20 manifold connectors for hydronic applications. R-20 connectors support leak-free reliability in a one-piece assembly including an EVERLOC+ insert with a pre-installed O-ring and swivel nut. Available in 3/8- to 3/4-inch sizes, R-20s install onto PRO-BALANCE manifolds with standard wrenches.
REHAU