Serving Southern California Since 1982

157 Gentry St. Pomona, CA 91767
PH (909) 596-6856
FX (909) 596-3255

California State License #418759

 

 

 
 

The Parthenon was completed in the 5th century BC and is considered to be one of the world’s oldest buildings. In 2,500 years the Parthenon served as a temple, treasury, ammunition dump and museum. Its use has changed about every 625 years. Unlike the Parthenon, Modern Commercial Buildings need to be very adaptable to suit the rapidly ever-changing needs of business. Today's buildings use can change in decades to a matter of months, the interior wears and mechanical systems wear out. Building retrofits are necessary to sustain business productivity. Most modern buildings life cycle ends in less than a century and are replaced with new more suitable structures.


New Constuction
The life-cycle cost should be considered during the design phase of any building.  Architects & Engineering firms can help assess total building cost over time.  Air-Ex can help your or your consultant select the appropiate HVAC systems that best fit your needs.  Considerations consists of: 

Initial costs (design and construction).
Operating costs (energy, water/sewage and waste).
Maintenance, repair, and replacement costs.
Other environmental or social costs/benefits (impacts on transportation, solid waste, water, energy, infrastructure, worker productivity, outdoor air emissions, etc).

Existing Buidings
HVAC systems life cycles vary, however, if properly installed and maintained, equipment longevity improves.  Air-Ex Air Conditioning, Inc. expertise can help you select equipment, maintain equipment or retrofit your systems improve life of your HVAC systems.

Estimated HVAC Life by equipment types as follows:

Alpha List

Years

Longevity List

Years

Air Handling Units: Built Up

30

Unit Heaters: Electric

10

Air Handling Units: Packaged

25

Chillers: Scroll

15

Chillers: Centrifugal

25

Condensers: Evaporative

15

Chillers: Reciprocating

20

Furnaces

15

Chillers: Screw

20

Hot Water Boilers: Electric

15

Chillers: Scroll

15

Rooftop Air Conditioners

15

Condensers: Air Cooled

20

Unit Heaters: Gas

15

Condensers: Evaporative

15

Cooling Towers: Galvanized Metal

18

Cooling Towers Ceramic Fiberglass

35

Electric Motors

18

Cooling Towers: Ceramic

35

Chillers: Reciprocating

20

Cooling Towers: Galvanized Metal

18

Chillers: Screw

20

Cooling Towers: Wood

20

Condensers: Air Cooled

20

Electric Motors

18

Cooling Towers: Wood

20

Fan Coil Units

20

Fan Coil Units

20

Furnaces

15

Air Handling Units: Packaged

25

Hot Water Boilers: Cast Iron

35

Chillers: Centrifugal

25

Hot Water Boilers: Electric

15

Hot Water Boilers: Steel Fire-Tube

25

Hot Water Boilers: Steel Fire-Tube

25

Hot Water Boilers: Steel Water-Tube

25

Hot Water Boilers: Steel Water-Tube

25

Pumps

25

Pumps

25

Unit Heaters: Hot Water

25

Rooftop Air Conditioners

15

VAV Boxes

25

Unit Heaters: Electric

10

Air Handling Units: Built Up

30

Unit Heaters: Gas

15

Cooling Towers Ceramic Fiberglass

35

Unit Heaters: Hot Water

25

Cooling Towers: Ceramic

35

VAV Boxes

25

Hot Water Boilers: Cast Iron

35

Air-Ex Air Conditioning, Inc. expertise in HVAC systems positions us to improve the longevity of your HVAC systems. 


 
 

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