John Gayewski
In the Trades
Yes they all need an expansion tank. I don't remember why it's not pictured. It's been a while since I read all of that.
You think I should use 3 secondary pumps rather than 1 pump and 3 valves?When any zone calls or there is a water demand, the primary pump would come on. The secondary pumps should only come on if the thermostat for that specific zone calls.
Your boiler should have programmable heating curves for different zones. An Outdoor reset can help with boiler run times. Ideally the boiler and pumps would run all of the time for max efficiency, but it doesn't work out like that.
Is just what I would do. Some people don't mind zone valves.You think I should use 3 secondary pumps rather than 1 pump and 3 valves?
It is oxygen barrier pex.
This is awkward, but...
It looks like you're using an ad blocker. We get it, but (1) terrylove.com can't live without ads, and (2) ad blockers can cause issues with videos and comments. If you'd like to support the site, please allow ads.
If any particular ad is your REASON for blocking ads, please let us know. We might be able to do something about it. Thanks.