Two zones with 5 vents per zone is 2*5=<<2*5=10>>10 vents.

Thus, the $20,000 system costs $20,000/10 = $<<20000/10=2000>>2,000 per vent.

# Answer

2,000
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
The cost of Joe's new HVAC system is $20,000.  It includes 2 conditioning zones, each with 5 vents.  In dollars, what is the cost of the system per vent?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
2,000
The cost of Joe's new HVAC system is $20,000.  It includes 2 conditioning zones, each with 5 vents.  In dollars, what is the cost of the system per vent?
train