Search results

Can anyone point me in the direction to correctly size a hot water circulator in a commercial building? The building is 100 years old and so many “repair men” and contractors have been in & out of this place making deviations from its original design. However, I do have a good understanding of...

Is there a gas fired condensing tankless unit, with top mounted water connections, that works well with an external circulation pump? I like the top connections that are available in one of the Noritz lines, but none of them have a built in circulator. I know Noritz is one of several...

Model: RU180IN Serial: 21PF.BA-134479 Temp set at 120 degrees House water supply pressure has been verified using different gauges at a couple different locations. Factory T&P failed as well as 2 others including Cash Acme and Watts. Each T&P starts to drip. It’s stupid but Rinnai isn’t being...

A customer/contractor wants to convert a fiberglass tub to a walk-in shower, but the new shower needs a 2” drain. The customer/contractor is not committed to the work necessary for the plumber to provide a 2” drain, especially for a slab on grade installation, and insists on “telescoping” the...

I thought I spent enough time researching flaring tools. The Hillmore that I purchased states it will flare 3/4” copper, but, as you can see in the picture, the 3/4” CTS copper doesn’t fit correctly in the block. Yes, we all know the OD is closer to 7/8”, but I figured as long as I’m using...

Old house. Buried cast iron in the crawl space. Mainline clogged and we can’t get through the 4” iron santees on their backs/sides with any of our cable machines. Customer wants a whole new sewer line instead of having the line jetted from the city manhole back upstream towards the house. With a...

After 18 years in, I confess I may be a little outside my experience. If my terminology or conclusion is off point, I apologize in advance. I’ve installed pumps inside buildings, boosters, pressure tanks, etc, but incorporating something in this scenario I have not. -submersible pump in a lake...

This isn’t my house, but you all know how it goes, since you’re a plumber you get volunteered to help people fix someone else’s mistakes...on a regular basis. Question 1: if the homeowner isn’t satisfied with the existing well pumps supply pressure, would it be better to adjust the pressure...

So, I hope I can phrase this all correctly, but here goes. I have a 40 gallon natural gas, 36,000BTU, atmospheric vent water heater approximately 10 years old. It's installed in a room, approx 36 sq ft, with a washer & electric dryer. Had an "Energy Challenge" test completed, and found out that...