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A good box will isolate your home from cold and heat coming from the outside, and from possible noises.
Acoustic isolation is essential when you live in an area with a lot of noise, traffic, etc.
High quality materials and thick profiles make PERSAX boxes the best choice regarding isolation.
For superior comfort and energy efficiency, cutting your fuel bills. The thermal transmittance rate is one of the best in the market, preventing heat and cool loss in the home or space. Incorporates our Premium removable plate system.
Its high thermal insulation and airtightness, removable end caps that facilitate maintenance, and easy handling, as well as the fact that it is easily assembled together with the window, make it the ideal system for all those involved in the construction process.
