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Central-dashboard monitoring for schools, offices, and industry

Many sensors across a building or campus, one workspace, and a queue of the rooms that need attention. A Facilities account adds campus and building views, team roles, room history, and email and text alerts during the coverage hours your team sets.

Plants as air purifiers: the NASA 1989 myth

A famous study tested potted plants in sealed chambers. Real-world rooms have orders of magnitude more air; the practical contribution is negligible. Have plants because you like them.

Humidifier bacterial risks: Legionella and the white-dust problem

A neglected ultrasonic humidifier aerosolizes whatever is in its reservoir, including bacteria. This is the one IAQ device where maintenance is a life-safety issue, not a comfort one.

Terrestream is not a smoke alarm. Every home needs UL 217 smoke alarms.

Smoke detector vs IAQ monitor: not the same instrument

A common confusion: the sensor on your wall reads PM2.5, and smoke is PM2.5, so it must be a smoke alarm too. It is not. The two devices answer different questions on different timescales, with different consequences for being wrong.