4" Pleated Filters

Charcoal Pleated Filter 20x24x4 (2 Qty)

Activated carbon is an efficient means of odor control and this mineral can be found in the Smith Charcoal Filter. These charcoal impregnated pleats not only act as an odor removal filter but also as an effective particulate filter. CONSTRUCTION:...

Charcoal Pleated Filter 18x24x4 (2 Qty)

Activated carbon is an efficient means of odor control and this mineral can be found in the Smith Charcoal Filter. These charcoal impregnated pleats not only act as an odor removal filter but also as an effective particulate filter. CONSTRUCTION:...

High Temp Pleated Filter 20x24x4 (6 Qty)

The Smith High Temp Pleated Filter is a medium efficiency pleated filter specially constructed for use in systems involving elevated operating temperatures. CONSTRUCTION: The Smith High Temp Pleated Filter is a medium efficiency pleated filter...

Smith Pleated Filters - MERV 13, 24"x24"x4" Nominal - Case of 6

The MERV 13 Pleated Filter is designed for longer life with reduced maintenance costs. The Merv 13 was created to improve indoor air quality in existing commercial properties, government institutions, universities and other school systems. CONSTRUCTION:...

Smith Pleated Filters - MERV 13, 20"x25"x4" Nominal - Case of 6

The MERV 13 Pleated Filter is designed for longer life with reduced maintenance costs. The Merv 13 was created to improve indoor air quality in existing commercial properties, government institutions, universities and other school systems. CONSTRUCTION:...

Smith Pleated Filters - MERV 13, 20"x24"x4" Nominal - Case of 6

The MERV 13 Pleated Filter is designed for longer life with reduced maintenance costs. The Merv 13 was created to improve indoor air quality in existing commercial properties, government institutions, universities and other school systems. CONSTRUCTION:...

Smith Pleated Filters - MERV 13, 20"x20"x4" Nominal - Case of 6

The MERV 13 Pleated Filter is designed for longer life with reduced maintenance costs. The Merv 13 was created to improve indoor air quality in existing commercial properties, government institutions, universities and other school systems. CONSTRUCTION:...

Smith Pleated Filters - MERV 13, 18"x24"x4" Nominal - Case of 6

The MERV 13 Pleated Filter is designed for longer life with reduced maintenance costs. The Merv 13 was created to improve indoor air quality in existing commercial properties, government institutions, universities and other school systems. CONSTRUCTION:...

Smith Pleated Filters - MERV 13, 16"x25"x4" Nominal - Case of 6

The MERV 13 Pleated Filter is designed for longer life with reduced maintenance costs. The Merv 13 was created to improve indoor air quality in existing commercial properties, government institutions, universities and other school systems. CONSTRUCTION:...

Smith Pleated Filters - MERV 13, 16"x20"x4" Nominal - Case of 6

The MERV 13 Pleated Filter is designed for longer life with reduced maintenance costs. The Merv 13 was created to improve indoor air quality in existing commercial properties, government institutions, universities and other school systems. CONSTRUCTION:...

Smith Pleated Filters - MERV 13, 12"x24"x4" Nominal - Case of 6

The MERV 13 Pleated Filter is designed for longer life with reduced maintenance costs. The Merv 13 was created to improve indoor air quality in existing commercial properties, government institutions, universities and other school systems. CONSTRUCTION:...

Smith Deluxe Pleated Filter, 24"x24"x4" Nominal - Case of 6

Smith Deluxe Pleat - More Pleats per foot that standard pleats (Actual size is 1/2" under) The Pleated Filter is designed for longer life with reduced maintenance costs. All filters are designed for easy installation in existing HVAC systems. Performs...