Air Bear 16x25x5 (4 7/8) Replacement 266649-105 MERV 13 Air Filters 4 Pack Grow1 5' Steel Stake The sensor comes factory calibrated

The sensor comes factory calibrated for precise CO2 readings and utilizes low voltage technology to avoid radio frequency interference (RFI) from electronic ballasts

Silicone vacuum pad

Digital camouflage print

Features: Low frequency

fans are sped up to full power when cooling is needed and are slowed to an idle when the cooling needs are met

Air Bear 16x25x5 (4 7/8) Replacement 266649-105 MERV 13 Air Filters 4 Pack Grow1 5' Steel Stake The sensor comes factory calibratedImportant Note: Almost ALL furnace filters have a different "actual size" than the nominal size printed on the air conditioner filter. It's best if you measure your air filter for the EXACT size and compare it to our "Actual Size" and then you can be sure your A C air filter fits! With the 4" and 5" air filters there is a wider variance between the nominal and actual size depending on the manufacturer. We also carry 4 3 8 and 5 1 4 inch depth filters,