Como Zoo continued to grow through donations of animals and money. The Art Deco Zoological Building was designed in 1936 by Charles Bassford [1] as part of the federally funded Works Progress Administration.
The more sophisticated the system, the more the cost. A residential or small commercial building with one zone using one furnace and air conditioning unit will cost in the $3 to $4 per square foot range.A mid-size veterinary clinic that treats dogs should have two zones requiring two furnaces and air conditioning units, and costing around $7.50 to $10.50 per square foot.Some projects require HVAC systems that cost $20 per square foot. residential or small commercial building with one zone using one furnace and air conditioning unit will cost in the $3 to $4 per square foot range. A mid-size veterinary clinic that treats dogs should have two zones requiring two furnaces and air conditioning units, and costing around $7.50 to $10.50 per square foot.
The following are the most common home HVAC systems that require ductwork: Central gas heating; Geothermal heating; Furnace heating; Central air conditioning; The same ductwork installed for heating systems can also be used for air-conditioning. Materials. The average cost of ducting is $16-$19 per 10 linear feet. 1  Itâs recommended that you buy a few more linear feet than you need. General guidelines are: 2  10 linear feet - 2 extra. 3  30 linear feet - 3 extra. 4  50 linear feet - 4 extra. 5  70 linear feet - 5 extra. 6  100 linear feet - 7 extra.