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and permits 90% light transmission
If mites are your problem
Made of grey ABS plastic shell for less heat absorption from lights above and greater reflective properties to promote efficient growth
Exclusive Lock & Seal BAREF lamp cord installed
Is the Plasma Air 50 Series compatible with my existing HVAC system
17x28x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack microbial fertilizer and permits 90% light transmissionNordic Pure Custom MERV 7 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