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Thermostatic vs. Digital Mixing Valves: Which One is Right for You . . . Learn more about Caleffi's TMVs options Digital Mixing Valves: Precision and Performance For retrofit and new commercial projects, a big advantage of digital is the ability to see into the past with data logging There are cases where the mixed water temperature bogs down, and you can access the data logger to do some plumbing detective work
Caleffi Discal Dirt Mag vs. Spirovent Adey Magnaclean Planning a new hydronic install off a Williamson cast iron boiler Debating between the all in one dirt and air separator from Caleffi vs separate units from Spirovent for air and Adey Magnaclean XP2 for dirt metal Does anyone have any preference or see a benefit to one vs the other?
Caleffi Discal not purging air? — Heating Help: The Wall My hydronic baseboard heating system has a Caleffi Discal for air separation (see image below) The overall system operates nicely, at 20 psi, but I am hearing significant air noise from the pipes and pumps Could it be possible that the Discal is not purging air properly? I don't know if it has been ever cleaned serviced Cleaning looks easy (i e close valves, open, clean, inspect, put
Deciding on a new switching relay (Taco vs Caleffi) The Caleffi ZSR will be going out with removable 40 Va transformers now, same as the ZVR boxes So you should have plenty of transformer power on board Needs to be a relay with a 2023 date code, that is when they started going out with 40 VA instead of 15- 20Va, common on switching relays I just have a boiler and a indirect water tank
DIRT and AIR Separators - Recommendations? - Heating Help Here is a photo of the system In a separate post, hot rod recommended a Caleffi 5461 Discal DirtMag, which is a combined air, dirt magnetic separator Seems like a great device, though it is a little pricey Does a combined air, dirt and magnetic separator work as well as single-purpose devices? How important is the magnetic feature?
Caleffi PRV question — Heating Help: The Wall Im using a Caleffi 535H series prv and recently ended up with some dirt sand running through it and when I pulled it apart it had 2 chunks of sand stuck in the seat as well as sand in the screen I carefully cleaned it all out at the kitchen table over a bowl using bottled water and once I was sure it was clean took it back down and assembled it