Summit Health’s new hub at the Wellmont Arts Plaza contains 63 test rooms. It’s among the initial industrial tenants in the space. (COURTESY SUMMIT Health) Summit Overall health has opened a 30,000-square-foot wellbeing treatment hub in Montclair, to present primary and specialty treatment for grown ups and young children. The overall health network is amongst the very first business tenants to track down in the newly opened combine-use progress at Wellmont Arts Plaza.  The area on the sixth and seventh floors of a new seven-tale creating at 1 Seymour St. has 63 exam rooms, and includes a pediatric suite that characteristics both equally a different ill take a look at…