Ads
related to: vaillant eco boiler manualget.usermanualsonline.com has been visited by 10K+ users in the past month
Search results
Results From The WOW.Com Content Network
The history of the Vaillant Group dates back to 1874, when Johann Vaillant set up a master fitter's business. In 1894 Johann Vaillant patented a new "closed-system" gas-fired bathroom boiler. [3] This was the first device that made it possible to heat water hygienically, without contaminating it with combustion gases.
Since the final exhaust from a condensing boiler has a lower temperature than the exhaust from an atmospheric boiler 38 °C (100 °F) vs. 204 °C (400 °F) a mechanical fan is always required to expel it, with the additional benefit of allowing the use of low-temperature exhaust piping (typically PVC in domestic applications) without insulation ...
A LaMont boiler is a type of forced circulation water-tube boiler [1] in which the boiler water is circulated through an external pump through long closely spaced tubes of small diameter. The mechanical pump is employed in order to have an adequate and positive circulation in steam and hot water boilers.
All of the Nazi extermination camps operated on the territory that is now Poland, although Nazi concentration camps were built in Germany and other countries.. The terms "Polish death camp" and "Polish concentration camp" have been controversial as applied to the concentration camps and extermination camps established by Nazi Germany in German-occupied Poland.