BioSafe Systems ZeroTol 2.0 Algaecide - Bactericide - Fungicide SIZE:2.5 Gallons stash-single-video { max-width: 420px

stash-single-video { max-width: 420px

Retrofit-first design: Reuses the optics on an aging HID hood instead of forcing a full replacement

Minimized Heavy Metal Risk: With carefully calibrated nutrient ratios

Selectable units for conductivity and temperature

Bluelab's EC/CF equipment does not need calibrating

BioSafe Systems ZeroTol 2.0 Algaecide - Bactericide - Fungicide SIZE:2.5 Gallons stash-single-video { max-width: 420pxZeroTol 2. 0 by BioSafe Systems is a powerful, broad spectrum algaecide, bactericide, and fungicide formulated with hydrogen peroxide and peracetic acid. Designed for greenhouse, nursery, turf, and hydroponic environments, this solution eliminates harmful pathogens on contact, including spores, without leaving residues. Certified for organic use (OMRI listed), ZeroTol 2. 0 targets various plant diseases such as powdery mildew, botrytis, fusarium,