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Hi elharber The last tension test I performed with these clamps showed me it can support a charge of 2400Pa without problems. This material is reinforced with fibers, which improves the material stability, giving it enough hardness to hold panels. The rails are made of hot galvanized steel, guarante...

Hola Benny El plástico usado en la fabricación de la grapa está reforzado con fibras y adictivos para resistir a los rayos UV. He realizado una prueba de envejecimiento y se ve que hasta pasados 26 años y medio la grapa no sufre ningún tipo de deterioro. Pero si se lleva en cuenta el hecho de que no...

Hello I'm sorry for writting in english, but I'm from Spain and I don't speak german :( I'd like to ask you for an opinion about the plastic mounting system I've created. I know much people think plastic is not so reliable as steel or aluminium, but I've performed a couple of tension and ageing test...