Tannins and Lignins Water Test nutrient-combo 8" x 20'' Standard Carbon

8" x 20'' Standard Carbon Air Filter

which can be easily positioned or removed to work with any mold layout

For comprehensive control of airborne odors

°F  39-46 Freezing Range

and your plants

Tannins and Lignins Water Test nutrient-combo 8" x 20'' Standard CarbonRecommended for targeted testing of tannins in drinking water. Tannins are naturally occurring organic compounds commonly classified as fulvic or humic acids and lignins. They form when vegetation is degraded and fermented, and then enter the water supply. This package is ideal for clients on well waterparticularly those noticing yellow coloration, staining of fabrics, fixtures, and dishes. Tannins can also impart a musty earthy odor to water and lead