"Wrightsoft. With the accurate inputs, full version, I have hit the actual design load--clocked meter- within 3% and one, which deliberately under-sized, anticipating unfinished improvements proved within 5%.
The learning curve can be steep…"
"They can't. It is up to us to educate the consumer and downplay warranties while putting the emphasis on good installation and regular maintenance.
Most major failures are result of pour application, installation and total lack of…"
"More still. It is marketing overruling common sense and contractors going along for the ride.
The best consumer protection is an educated consumer. I stopped selling "warranty" a couple of decades ago.
Regardless of what it…"
"Dale and I are referring to high efficiency condensing boilers designed to recover the latent heat of vaporization in a secondary heat exchanger designed for acidic condensate and capable of the highest combustion efficiency available in a gas-fired…"
"Though Viessmann is relatively unique in the application of Lambda technology to condensing boilers, most condensing boilers (I have installed 12 manufacturers) burning natural gas will not have to adjusted for altitude up to 6,000 feet or so.…"
"I beg your pardon Rod,
To answer your question, Dale has it right of course.
There are two ways to adjust for altitude above 2000 ft. elevation. One is to de-rate the appliance and the other is to de-rate the gas.
Here in Minneapolis we…"
"Over-kill unless you are in an arctic environment.
Back flow preventer is a device used to protect potable water from the "back-flow" of non-potable fluids that may contaminate a water supply.
Damper is the term you are…"
"I like recovery and it can make a tank-less water heater work where it wouldn't, even when it shouldn't. If I were in Canada I would try one out and since we design quite a few HVAC /plumbing systems there we may soon get a chance.
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