Would air vents make much of a difference in the air quality? – Boron Zone

Question: Would air vents make much of a difference in the air quality?
- Keywords:
  air vents,
  quality
Asked by niamh to Áine on 18 Nov 2014.
- Áine Broderick answered on 18 Nov 2014:
  
  Yes, they can make a huge difference.

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