Image from page 1121 of "The Saturday evening post" (1839)
Title: The Saturday evening post
Publisher: Philadelphia : G. Graham
Contributing Library: University of Illinois Urbana-Champaign
Digitizing Sponsor: University of Illinois Urbana-Champaign
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Athletic Underwear 134 THE SATURDAY EVENING POST December 18,1020
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Before using Asbestair, 12 tons needed After using Asbestair, 10 tons enough Save Coal! Keep Warmer IT has not been generally understood that the plain as-bestos paper commonly used on furnace pipes is of valueas fire protection only. That it does not really keep heat from being given offfrom the pipes in your cellar was proved by many labora-tory tests made this year at the University of Illinois. —Asbestair, which is corrugated asbestos paper filled withinsulating air cells, will stop the escape of excess heat intothe cellar. By using it, 73 per cent of the heat given off into thecellar from your uncovered—or plain asbestos paper cov-ered—pipes will be kept inside the pipes. It will therefore be delivered upstairs, making your house warmer.This will enable you to heat the entire house better on the coldest days.You will consume fifteen or twenty per cent less coal. Asbestair costsno more than the coal it generally saves the first year. It saves coalevery year, and lasts as lon
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