08 · BLOG
HVAC know-how
Articles on correct installation, vacuum testing, refrigerant top-up and heating modes — straight from our experience.
InstallVAC
2026-01-30
Correct vacuum testing during AC installation
Why vacuum testing is mandatory and what skipping it leads to — with real-world examples.
Read moreGuide7
2026-02-23
7 mistakes to avoid during AC installation
Common mistakes that lead to equipment failure sooner or later — and how to avoid them.
Read moreHeating−5°
2025-12-12
Can you heat with an AC in winter?
When the heating mode works efficiently and when a heat pump is better — practical energy and cost view.
Read more