10x36x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack environmental-controllers allowing for instant uptake of

allowing for instant uptake of potassium and phosphorous

This dye-free formula works well for salad greens and vegetative plants

The organic nutrient package provides a supplemental charge after three to four weeks and the endomycorrhizal blend enhances the ability of plants to access the nutrients in the root zone

aggressive growth during the vegetative stage and to produce abundant fragrant flowers and mature fruits during the flowering/fruiting stages

- Reduce the need for fungicides

10x36x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack environmental-controllers allowing for instant uptake ofNordic 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