21_1/2x23_5/16x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack X Nutrients Grow Spray 1 Gal Product: CoirNet G400

Product: CoirNet G400

boosts the immune system and aids plants in withstanding environmental stresses caused by heat

vacuum action will not occur)

effectively eliminating flies

Small electrical tap accepts 2/0 to 6/0 wire on the TAP side & 1/0 to 300MCM wire on the MAIN side

21_1/2x23_5/16x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack X Nutrients Grow Spray 1 Gal Product: CoirNet G400Nordic Pure Custom MERV 14 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