15.75x26.5x0.75 Exact Size Air Filter Grow Tents and other places where flies

and other places where flies are a nuisance

Calibration of pH can be with 2 or 3 points

BioCeres WP began as the brainchild of Siliva Todorova

optimum heat management

don't try it indoors or you will have to keep the windows open for a week

15.75x26.5x0.75 Exact Size Air Filter Grow Tents and other places where fliesNordic Pure Custom MERV 10 Plus Carbon air filters are made based on the actual measurements so be sure to measure your current filter to get the EXACT dimensions before ordering. As with all Nordic Pure filters, the effective life of your filter depends on the environment in which you live. We recommend changing 1 and 2 filters every 30 90 days. Our 4, 5 and 6 inch thick filters could last up to 6 months. EXACT MEASUREMENT: Furnace and air condition