16_1/4x21_1/4x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack water-pumps-&-irrigation-supplies No more run-off

No more run-off

Cut Resistant Level 5

high PAR output

EthylBloc™ sachets are designed to protect flowers and plants from ethylene-related damage and loss

General Organics provides gardeners with a complete line of superior organic plant foods and supplements that combine the time-tested materials of traditional gardening with the ecological and efficient methods of the future

16_1/4x21_1/4x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack water-pumps-&-irrigation-supplies No more run-offNordic 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