| Cost | Savings | Action |
| Free! | NA | Check for health issues associated with bad air quality (info) |
| $ | NA | Install carbon monoxide (CO) monitors (DIY) |
| $$$ | NA | Install a whole house ventilation system |
| Cost | Savings | Action |
| Free! | NA | Check for health issues associated with bad air quality (info) |
| $ | NA | Install carbon monoxide (CO) monitors (DIY) |
| $$$ | NA | Install a whole house ventilation system |
Site updated: May 1, 2024 Page updated: July 2, 2015
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