How to choose an aluminium window and door system: a step-by-step approach
Profile series, glazing unit, hardware, finish: in which order to decide so the unit meets Ukrainian codes without costing more than necessary.
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Blog
Practical articles on aluminium systems, facades, energy efficiency and standards — for developers, architects and private clients.
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Uf, Ug, Uw and Ψ: what window thermal transmittance values mean
How the frame, glass and whole-window coefficients differ, how they are calculated to EN ISO 10077-1 and why the spacer can decide whether a window meets the code.
The thermal break in aluminium profiles: how it works and what it affects
Aluminium conducts heat well, so modern warm profiles are split by a polyamide insert. How the thermal break works and why Uf, condensation and durability depend on it.
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