Serralharia Calhau is a family-run metalworking company with three generations of experience in the craft of aluminium, iron and stainless steel. The company designs, manufactures and installs metal structures, serving customers across Portugal with work that also includes PVC. It highlights its specialist aluminium welding capability, stating that it is unique in its region in offering this service.

Its products include doors, windows, façades, gates, railings, shutters, pergolas and shower enclosures, along with automation systems. Serralharia Calhau offers a complete process encompassing design, conception, fabrication and assembly, and can build a wide range of products to suit customers’ ideas and needs. The company also provides information and quotation requests for projects, and emphasizes energy efficiency, saying its work meets the relevant energy-efficiency requirements and is designed for high performance.

With a prepared production structure and experience in varied projects, Serralharia Calhau aims to help customers identify improvements and reduce costs while delivering practical, tailored solutions. Its services combine technical expertise with a focus on customer requirements.