13x21.5x1 Exact Size Air Filter micro-nutrients so take that into account

so take that into account when planning your Integrated Pest Management program

Can be safely used on any surface or item and will not cause damage

This professional grade base with chelated micronutrient is designed for hydroponic/soilless cultivation

- 240V supply (connect to main electrical panel or any 240V outlet [4 wires] connected to a breaker up to 40 A)

This combination of intensity and spectral quality will increase the speed of vegetative growth

13x21.5x1 Exact Size Air Filter micro-nutrients so take that into accountNordic 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