In our May ranking of energy-saving three-pane windows, you get several dozen hours of comparing, analyzing, and verifying suppliers and finished windows.
In the May comparison, the Made in Poland – Decco 83 product strengthened again in the first place of a full-fledged energy-saving window.
Decco 83 is a better and better prepared system that already includes a dedicated sliding HS system and doors in its portfolio. This is a complete product at a totally underestimated price. Lower than in the rival companies by over 8%!
Winner of the May PVC windows ranking: Decco 83
As a local patriot thinking logically, you should think about using Decco 83 wherever the customer wants a very sensible product. Yes, maybe without fireworks, but really energy-saving: with three gaskets between the frame, the sash, and three panes Ug = 0.5