Brew Lab, a brew-on-premises shop and homebrew supply store, will complete a move next month to a larger space at 7925 Marty as it prepares to open a full-scale brewery. Established in 2013, Brew Lab was founded by Clay Johnston, Justin Waters, Kevin Combs and Matthew Hornung. The original concept was built around consumers’ growing interest to brew their own beer. For a fee, homebrewers and first-timers learn the fundamentals…