Building Products: If Walls Could Breathe

Let your walls do the air scrubbing with drywall that converts airborne nasties, such as VOCs and formaldehyde, into harmless compounds and locks them into its gypsum core. Skip the oil-based paint, since it would seal the surface. No biggie: Latex is our go-to interior wall choice anyway.

AirRenew Drywall, by CertainTeed; About $19 for a 4-by-8-foot sheet;
Ask TOH users about Easy Upgrades

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