Documentation worth requesting
Official technical data sheets, complete-system tests and each manufacturer's warranty terms.
Educational guide
PVC windows vs aluminum windows
What to ask before deciding: tests, technical data sheets, and installation conditions.
The aluminum systems presented in this comparison tool are references from the Colombian market used for educational and comparative purposes. CERRASOLUCIONES does not sell aluminum windows. The characteristics shown correspond to information published by their respective manufacturers and may vary by model, configuration, glass, dimensions, manufacturing, and installation.
Open educational comparison tool