Air Bear 16x25x5 (4 7/8) Air Filter Replacement MERV 12 Pleated Plus Carbon 2 Pack Nutriants Made of rugged all-metal construction

Made of rugged all-metal construction with a black powder-coated finish

Lubricant Free

Digital Sugar Refractometer for general purpose with automatic temperature compensation (ATC)

Cokin makes a P filter holder to fit most cameras and video cameras

Air Bear 16x25x5 (4 7/8) Air Filter Replacement MERV 12 Pleated Plus Carbon 2 Pack Nutriants Made of rugged all-metal constructionImportant 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,