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water return line




en.wikipedia.org/wiki/Condensing_boiler - Traduci questa pagina


The effectiveness of this condensing process varies, it depends upon the temperature of the water returning to the boiler, but for the same conditions, it is always ...



Discover the Magic of Condensing Boilers | content from Contractor ...





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1 May 2008 – Allowed to condense in the boiler or flue, they would result in considerable damage. That's why it is important to keep return water temperatures ...





Hot Water Recirculation Guide
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branch lengths will increase the time required for hot water to reach fixtures. 4. Check valve should be placed in each hot water return line to prevent entry of ...
2. Hot Water Circulating Systems - Cold Water Return for Instant Hot ...
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The add on type systems use the cold line as the return line for the circulation loop. In these systems the pump is located under the fixture where fast hot water is ...
3. Hot Water Recirculating Loop | Ask the Builder
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Instead, he continues the 3/4 inch line all the way back to the water heater without interruption. This return line then connects to the bottom of the water heater ...