That CO2 concentration looks unhealthy, I wonder to what extent it's affecting your sleep quality (as opposed to waking you up). > Measure before you fix In my case, I got a few IKEA CO2 sensors, and after leaving them in the bedrooms for a few days, we found that leaving an outside window slightly open + the bedroom door open, kept the CO2 levels below 600PPM at night. We're 1000ft/300m away from a motorway, but for…
plants plants plants. Most of these are dummy easy to care for, too. https://en.wikipedia.org/wiki/NASA_Clean_Air_Study#List_of_p...
Big fan of plants though, help me feel calm