What is the Uw coefficient for windows and doors, and why is it important?;
What are Uw, Ug, and Uf in window frames? Whole-window heat transfer, an example of heat loss, and what you should request in writing in every quote.
How long does a solar water heater last?;
How long does a solar water heater last? Tank, collector, corrosion, solar fluid, service—when should it be repaired, and when is it better to replace it?.
Θερμοκάμερα στο σπίτι: Μπορεί να εντοπίσει πού χάνω ενέργεια;
Θερμοκάμερα στο σπίτι: τι πραγματικά βλέπει, πώς εντοπίζει thermal anomalies, πότε παραπλανά και γιατί είναι ισχυρότερη μαζί με blower door.
Αντλία θερμότητας πισίνας: Τι είναι και πώς λειτουργεί;
Τι είναι η αντλία θερμότητας πισίνας, πώς μεταφέρει θερμότητα από τον αέρα, γιατί χρειάζεται σωστή ροή και πόσο σημαντικό είναι το κάλυμμα.
Does a heat pump need a buffer tank?;
Does a heat pump need a buffer tank? When is a minimum water volume required, when does it help with cycling, and when is it unnecessary?.
How many liters of buffer does a heat pump need?;
How many liters of buffer does a heat pump need? Manufacturer's minimum volume, actual system volume, minimum runtime, and why there is no universal L/kW rule.
50L, 100L, or 200L buffer? Which size should I choose?;
50L vs. 100L vs. 200L Buffer: How much thermal energy does each size store? When is a small volumizer sufficient, and when is a large buffer unnecessary?.
Buffer vs υδραυλικός διαχωριστής: Ποια είναι η διαφορά;
Buffer vs hydraulic separator: thermal mass, minimum water volume, primary-secondary decoupling και πότε χρειάζεται 2-pipe volumiser ή 4-pipe buffer.
Boiler vs. Buffer: What’s the difference, and why are separate tanks needed?;
Boiler vs. Buffer: We clarify the difference between a DHW cylinder and a heating buffer, why they are not interchangeable, and how they coexist in a heat pump system.
Stainless steel boiler or enameled boiler? Which one is better?;
Stainless steel or enameled boiler? Corrosion protection, magnesium anode, stainless steel grades, maintenance, and what to compare when choosing a heat-pump DHW system.
