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Primo testers provide a fast and dependable way to measure the total dissolved solids or conductivity in your water samples
Ultra-quiet with ISO-mount silencer
Package Includes - 1 x RA2000 LED Grow Light
Frequently Asked Questions about the Zenport K118-HOE (FAQ)
Thinnest Grodan product available
20x20x1 Furnace Air Filters MERV 12 Pleated Plus Carbon 2 Pack Growing Media Primo testers provide a fastNordic Pure 20x20x1 MERV 12 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer. This results in less flow restriction and 33% more surface area for cleaner smelling air. It will help eliminate unwanted odors as well as trap most airborne dust and particulate matter for fresh, clean air. Odorous gases and vapors (VOC) are attracted to and held by the activated carbon material
US$ 274.98
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