15_1/2x29x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Grow1 5' Steel Stake • Avoid inhalation of the

• Avoid inhalation of the powder inoculum

The sensor is stable and made of a long-life silicon photo diode

• Full daylight spectrum 32 watt fluorescent grow bulb (150 watt equivalent)

Azotobacter chroococcum

enclosed-form reflector is made from multifaceted 95% reflective European hammertone aluminum and provides downward-focused output that maximizes light intensity

15_1/2x29x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Grow1 5' Steel Stake • Avoid inhalation of theNordic Pure Custom MERV 13 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