8_1/2x30x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack spl_hf Designed to ventilate hydroponic grow

Designed to ventilate hydroponic grow rooms

Mosquitoes (Culiseta longiareolate)

” Use as a pre-mix

PowerVEG Colors promote structurally sound plants ready for transition to HID where bigger and better yields and greater overall production will be seen

Each clip measures 1

8_1/2x30x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack spl_hf Designed to ventilate hydroponic growNordic 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