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these lenses are decentered (asymmetrical) to eliminate distortion that would otherwise occur with a curved lens
The Fluorowing Compact Fluorescent System is a compact package that is fully asembled and ready for you to plug in and start growing
and a 24-hour timer
no leak ducting ports
collecting oils as it passes over the material
Bluelab pH Probe drying-racks these lenses are decentered (asymmetrical)A replacement probe for Bluelab Combo and pH Meters, and Guardian Monitors. The Bluelab pH Probe is a replacement pH probe (electrode) suitable for use with Bluelab products that test the pH value of a solution. Unfortunately pH Probes do not last forever as they age through normal use and will eventually fail. With good care and use (keeping the probe tip wet and cleaning once a month) you will extend its life. The Bluelab pH Probe has a double