San Francisco : Architect and Engineer, Inc · leaf 160
the return air supply directly through the floor under thebottom of the furnace. UB units are available in ten sizes,ranging from 70.000 to 600.000 B. T. U. Series ^^^ ^^^ ceilings jt per hour,The RB i , .. _ .^Jtly like the UB s RB except that the blower and filters are placed to the nging from… … BILTWEL-TORIDAIRE AIR CONDITIONINGGAS FURNACES Camp ClaytonFort Ord Approve d by the U. S. Gov- ernmenf and used at ^ ■^ Camp McQuaide
Architecture · Building
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