11x32_1/2x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack PPE Change from humidification to dehumidification

Change from humidification to dehumidification with the push of a button

Have you ever seen a spectral distribution for a T5 grow bulb

Optimize Coverage - 3ft × 3ft

therefore regulating CO2 uptake

mixing chamber

11x32_1/2x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack PPE Change from humidification to dehumidificationNordic Pure Custom MERV 13 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