16_1/2x22x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack ac-dehumidification-humidification As water in the canister

As water in the canister boils and turns into steam

Maintains results after multiple growth cycles

your treatment won't run you out of your greenhouse

when compared to the market

115 x 34 x 25 cm (45 x 13 x 10 in) Dimensions

16_1/2x22x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack ac-dehumidification-humidification As water in the canisterNordic 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