17_1/2x23_1/2x1 MERV 12 Plus Carbon AC Furnace Filters 6 Pack Grow Light Reflectors Minimal stretching

Minimal stretching

In field applications

Greenhouse Watering – Deliver clean water to sensitive seedlings and transplants without chemical interference

Optimized full spectrum lamp outputs 580 μmol/s (PPF 400–700nm)

10" x 20" Premium X-DEEP 72 Cell Seedling Plug Tray - USAConfiguration: 6 x 12Outside dimensions (inches): 10

17_1/2x23_1/2x1 MERV 12 Plus Carbon AC Furnace Filters 6 Pack Grow Light Reflectors Minimal stretchingNordic Pure Custom MERV 12 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