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Posted by HeatPro on April 24, 2006 at 17:42:45:
In Reply to: Re: which is a good gas type hot water boiler posted by Joe Brix on April 24, 2006 at 16:14:43:
Yes, few are aware that most water sources are somewhat hard and will clog tankless water heater tubes in a short while, that is why the many tubes of the ErgoMax type are more desirable - to predict less future service cleanings and repairs of the heater itself.
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