Show Exhaust Fans Give Top Comfort Comfort- Models Are Available To Fill Every Need 1 The exhaust fan tan is 15 familiar to many modem modern farmers for its usefulness use in ventilating dairy barns and poultry houses The same principle prin ciple of ot exhaust ventilation can be applied to the farm home for tor heat relief through the use of the residential window fan tan Low in Initial cost the window fan tan is also economical to run Its operating cost amounts to only a afew afew afew few cents a day Despite its economy economy econ omy the window fan is a highly efficient cooling appliance It exhausts exhausts ex the hot stale air that accumulates ac accumulates cumulates in the house at the same time drawing in fresh cool cool- r Y I f j t 1 H. H r f I t w Exhaust fans tans like Uke the he one pictured above e are being used In more and more farm homes through the country They make for more comfortable living ing outdoor breezes through the opened windows So long as the window tan fan is operating op crating the air in the house willbe will willbe willbe be changed completely every 60 80 to 90 00 seconds This quick positive ventilation prevents an overheated overheat overheat- ed muggy atmosphere from building building build build- ing up C In general it is best to locate a window fan at one end of the house so that a long air pattern develops and the maximum num num- Ler of rooms is cooled Properly located a window fan will serve four or five rooms Window fans come in a large large assortment of sizes |