
Riverclack SpA
Italian engineering, twice disciplined.
iverclack is an Italian private manufacturer founded in 1987. Specialisation: patented metal standing-seam roofing systems for architecturally ambitious public and industrial buildings.
A private Italian manufacturer of standing-seam roofing systems — with the patent on which water-tightness in 35 countries rests.
From the first patent to 18.4 M m²
Riverclack obtained its first patent on the no-perforation lock geometry in 1987. Through the 1990s the company proved the system on industrial and logistics sites in northern Italy, then expanded into North Africa and the Middle East — regions with extreme diurnal temperature swings, where conventional standing-seam fastening fails first.
By 2000 the cumulative installed area had passed 5 million square metres. In the 2010s Riverclack launched an integrated photovoltaic line — fixing PV modules directly on the patented seam without through-fasteners. By the late 2010s the company had reached 18.4 million m² across 35+ countries — with airports in Türkiye, Algeria, Panama and Tunisia among the largest flagships.
Timeline

- 1987
Riverclack SpA founded. Patent on the no-perforation lock geometry.
- 2000
Crossed 5 M m² installed. Expansion into North Africa and the Middle East.
- 2010
Integrated photovoltaic line launched. First BIPV projects on the patented seam.
- 2019
zenith.about.timeline.2019
- 2024
More than 18.4 M m² of roofing across 35+ countries.
What "Italian engineering" means in roofing
The Italian tradition of architectural roofing is not a decorative gesture but an engineering discipline — inherited from Roman lead roofing through Venetian copper, through the glass passages of nineteenth-century Milan to the industrial roofs of Maranello and Turin in the twentieth century. Riverclack stands in that lineage: the company makes components that an architect can deploy across any geometry — flat, curved, conical, dome — without compromising water-tightness.
Production is concentrated in Italy. Quality control is run to ISO standards with full traceability of every sheet batch from raw-material supplier to installation site. All available materials — EN AW 5754-H18 aluminium, copper, stainless steel, zinc-titanium, polymer-coated galvanised steel — meet the European standards EN 14782 and EN 14783.
Reference projects
Riverclack roofing is installed on flagship public buildings worldwide. Among them: major airports (El Dorado in Bogotá, Adnan Menderes in Izmir, Houari Boumediene in Algiers, Tocumen in Panama, Enfidha-Hammamet in Tunisia, Prince Mohammed bin Abdulaziz in Medina); stadiums (Amex Community in Brighton, King Saud in Riyadh); metro (Don João II station in Lisbon); indoor swimming complexes (Vukovar, Croatia); corporate campuses (Technogym Village in Cesena).
The regional flagship is Adnan Menderes Airport in İzmir — a long-span international terminal where the Riverclack roofing blanket spans the terminal envelope as a single watertight surface, without a single through-perforation of the metal.

Authorised dealer · Türkiye and regional markets
Authorised dealer · Türkiye and regional markets
Terra-Zenith is the authorised Riverclack dealer for Türkiye and regional markets. Detail design, load calculations to SP 20.13330, factory supply from Italy and installation supervision are delivered from a single point of accountability.
Request a project proposal.
Tell us the building type, area and architectural concept — we will send a preliminary bill of quantities and detail proposal within 48 hours.