10x14x1 MERV 8 AC Furnace Filters 6 Pack Grow Light Bulbs Light energy between 500–599nm

Light energy between 500–599nm

This gives you a buffer on the watering times but still allows you to feed regularly without over watering

and green spectrums for the MH bulbs

spot temperature fluctuations

10x14x1 MERV 8 AC Furnace Filters 6 Pack Grow Light Bulbs Light energy between 500–599nmNordic Pure MERV 8 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores and other contaminants are removed. MERV 8 furnace filters are comparable to HVAC filters with the rating of MPR 800. While different companies use different scales to measure the air filters