How can you improve indoor air quality? a. keeping pets indoors as much as possible b. using darker paint on all interior walls c. installing sunscreens on all windows d. increasing ventilation in enclosed spaces

Hey there!

Increasing ventilation in enclosed spaces would for sure improve indoor air quality.

Keeping pets indoors, using darker paint on all interior walls installing sunscreens in all windows would not help improve indoor air quality.

I hope this helped! :-)
~Gabyngreen

Hi! could you provide a picture or some more information? i’d be happy to you : ) !

Answera tightly sealed house with an unvented water heater;