15x19x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack ac-dehumidification-humidification HIGHLY-CONCENTRATED FORMULA: With a concentration

HIGHLY-CONCENTRATED FORMULA: With a concentration of 900 propagules per gram

This superior quality coir

These high quality filters will provide your plants with the clean air they require by filtering out mold and other particles that could affect or destroy your plants

Black on one side & White on the other

Riobrave uses a hybrid strategy—waiting for host movement and actively pursuing pests in the soil

15x19x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack ac-dehumidification-humidification HIGHLY-CONCENTRATED FORMULA: With a concentrationNordic 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