La Jonquera is a vital cross-border municipality in the Alt Empordà region situated along the natural mountain pass of the Col du Perthus (Coll del Pertús) and Col de Panissars, where the Empordà plains meet the Roussillon basin at the foothills of the Serra de l'Albera. The municipal territory encompasses the historic town center —clustered along Carrer Major, Plaça de l'Ajuntament, the parish church of Santa Maria (18th century over medieval foundations), and the crossing of the Llobregat d'Empordà river— alongside the bustling border commercial district of Els Límits (in direct conurbation with Le Perthus along Avinguda de França / Route Nationale 9), the historic rural hamlet of Canadal (Sant Jaume 9th–11th centuries), and commanding mountain landmarks including the majestic Requesens Castle and the granite crag of Rocabertí Castle. In addition, La Jonquera hosts one of Southern Europe's largest international freight, logistics, and retail transit hubs (Gran Jonquera Outlet, Mas Morató, Mas Salat, Camp de l'Arquet, and Vilella industrial estates). Protecting structural architectural integrity across La Jonquera, our specialists carry out trenchless leak assessments: specialized non-destructive leak detection instruments minimizing unnecessary wall and floor drilling.
Local water exhibits an extreme mineral hardness of 32-40 ºfH that rapidly scales plate heat exchangers and boiler coils, compounded by coastal ambient humidity above 80% and airborne marine salts causing galvanic corrosion on braided stainless hoses and electrical terminals. Our mobile troubleshooting unit arrives within 15-20 minutes via the direct link of AP-7. Resolving stubborn pipe and chamber blockages, we apply tempered steel flexible mechanical snakes alongside 200-bar rotary nozzles to clear vertical stacks and chambers, and for urgent power issues our technicians ensure electrical reliability deploying harmonic-immune 30 mA residual breakers under REBT standards.