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7 threads tagged with this topic.
To save money I've been closing the AC vents/registers in rooms we don't use, figuring the system cools less space. - But I've heard closing vents can strain the system and not sa…
I keep seeing heat-pump water heaters pitched as far cheaper to run than a standard electric geyser. Before I pay the premium, I want the honest verdict: - Is a heat-pump water he…
I manage a building on a water-cooled chiller and I want to know whether the plant is genuinely running well or quietly wasting energy. People mention "delta-T" and "approach temp…
My (non-inverter) AC seems to run constantly and rarely switches off, even once the room feels cool. This is the opposite of the short-cycling problem people describe — mine just…
I know inverter ACs are "more efficient," and I've seen the is-the-inverter-premium-worth-it buying debate. This is a different question — I want to understand HOW an inverter act…
I'm helping spec the cooling for a commercial building and trying to properly understand water-cooled vs air-cooled chillers before committing. What I think I know: water-cooled i…
My AC has started switching on and off every few minutes — it runs briefly, cuts out, waits a bit, restarts, over and over (I gather this is called short-cycling). It still cools-…