15x23x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack Reflectors & Grow Lights Reduced death risk in plants

Reduced death risk in plants

UV to NIR)

• UL-listed

for dense canopies

Parts come with pre-punched holes and instructions

15x23x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack Reflectors & Grow Lights Reduced death risk in plantsNordic 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