Co2 Testing Equipment

Refill for TNB Co2 Bottle. Lasts Approx 2 weeks.

Sold in packs of 10. Active Air replacement Co2 gas detection tubes. For measuring Co2 levels, can measure 300–5000 ppmv.

We recommend measuring Co2 periodically to ensure optimum levels for growth. The Active Air Co2 Test Kit is an inexpensive alternative to costly electronic monitors. Use the tester kit to gauge proper Co2 level, as well as eliminate waste and...