16x24x4 (3 5/8) Pleated MERV 10 Air Filters 1 Pack spl_hlg The handle is quite comfortable

The handle is quite comfortable and the GOM rubber provides more than adequate traction

The six spectrum options on the RAY44 give us the flexibility to run multiple protocols simultaneously without buying different fixtures

6 cm / 40""

A single calibration solution for pH and conductivity makes calibration fast and ensures all of your measurements are accurate each time for better plant health and better yield

Medium 936 CFM

16x24x4 (3 5/8) Pleated MERV 10 Air Filters 1 Pack spl_hlg The handle is quite comfortableNordic Pure 16x24x4 Pleated Air Filters MERV 10 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home. Each time air passes through a Nordic Pure pleated furnace filter, lint, household dust, pollen, dust mites, pet dander, bacteria, mold spores and other contaminants are removed. All Nordic Pure pleated air filters are manufactured using a heavy duty, moisture resistant beverage