20x20x4 (3 5/8) Pleated MERV 12 Air Filters 2 Pack Meters & Solutions The controller also has the

The controller also has the ability to simulate sunrise and sunset cycle from 10-60 minutes

A heating mat designed to accelerate and improve the success of seed starting and germination

SLUGGO is effective against a wide variety of slugs and snails and will give protection to home lawns

Free from pathogens and seeds

growers and commercial facilities

20x20x4 (3 5/8) Pleated MERV 12 Air Filters 2 Pack Meters & Solutions The controller also has theImportant 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. If you are replacing a 4 3 8 depth 20x20x4 filter