indirect water heater

Our 10+ year-old Buderus has a Riello burner that was replaced about 2 years ago. It has been working fine but I hadn't scheduled a flue clean-out in that time, or a nozzle replacement, so I signed up with a local long-established company to do it, different from the company who installed the...

Some background info: House was built in 1956. City water, has a Watts 25AUB pressure reducer at the meter. It's set to 50 psi now. (In March of this year I finally noticed the water was blasting out of the shower head, so I checked the pressure - it was at 85 psi! The locknut on the PRV's...

I'd like to validate the parts selection for a DHW heating loop that we're adding to the radiant system. The radiant system has worked well for the past dozen years. It uses a differential pressure bypass to maintain flow instead of primary secondary piping. I'd prefer to minimize changes, so...

Maybe this should go in the water heater forum, but I think its pretty 'boiler system' related: I'm finishing my Westinghouse WBRU80 (low/med head firetube boiler) install. This is a direct-pumped system. My Caleffi Aircal separator is just downstream of the boiler CH supply and upstream of...

I have a Weil-McLein Ulra 105 boiler and an Ultra Plus 60 indirect hot water heater. Installed 2010 in Anchorage, Alaska for a small duplex with 4 zones and 2 showers, hot water baseboard. I think home heating takes priority to water heating. Tenant, who takes a 30-minute high-flow shower at...