While the main aim of many manufacturers today is to keep prices low, Grömo has gained its reputation as a premium brand for superior quality products..
This is mainly due to technical progress. Gutter outlets used to be folded and soldered in the past where today they are welded so that the joint between two half shells is hardly noticeable. Elbows are manufactured either with a slightly tapered end or in a tubular shape with a socket expansion for easier plugging onto an adjacent component. All these are details which are hardly noticeable to an outsider yet they make the critical difference for thousands of specialists in the roofing and plumbing industries.