21_1/4x21_1/4x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack spl_spectrumking This allows the end user

This allows the end user to be able to adjust the overall light intensity over the canopy area and allows for greater ability to raise and lower the light over the canopy while maintaining a desired umol count

5" length provides excellent coverage

Grow 530 Plus takes the successful Grow 530 Blend and adds to it more fertilizer sources and a charge of mycorrhizae for improved performance

(1) 125 Watt CFL Bulb (part #790125-CF)

These tents are height adjustable to increase your yields and plant sizes up to 2X

21_1/4x21_1/4x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack spl_spectrumking This allows the end userNordic Pure Custom MERV 8 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