28x32x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack bloom BPA-free and UV resistant

BPA-free and UV resistant

boosting inlet pressure to 70 psi

Full-spectrum 610 Watt LED light made in the USA

High phosphorus and potassium levels increase flower production and potency

Pre-mounted

28x32x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack bloom BPA-free and UV resistantNordic 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