Spacer Connect – Precision Fit, Every Time Say goodbye to grommet frustration! Spacer Connect replaces traditional grommets, bushes, and couplers, giving professional installers the perfect fit—especially in tiled areas and high-value finishes.With the simple clip connectors you will save time and hassle on the everyday jobs. The Spacer Connect Range allows any numbers of back boxes to be instantly connected, positioned perfectly parallel & spaced, allowing a whole row of back boxes to be installed in one! A real toolbox friend ​​