Smith - Permanent Air Filters

Perm-A-Foam Filter 16x25x1

The Smith PERM-A-FOAM filter is a permanent pleated filter that provides 40% more filtering area than a regular flat filter. A sandwich structure consists of two layers of heavy expanded aluminum separated by a 1/8" polyurethane foam pad. This pad is...

Perm-A-Foam Filter 20x20x1

The Smith PERM-A-FOAM filter is a permanent pleated filter that provides 40% more filtering area than a regular flat filter. A sandwich structure consists of two layers of heavy expanded aluminum separated by a 1/8" polyurethane foam pad. This pad is...

Perm-A-Foam Filter 16x20x1

The Smith PERM-A-FOAM filter is a permanent pleated filter that provides 40% more filtering area than a regular flat filter. A sandwich structure consists of two layers of heavy expanded aluminum separated by a 1/8" polyurethane foam pad. This pad is...

Foam Filter 20x25x1

The Smith FOAM FILTER consists of a layer of 30 PPI foam, enclosed in two pieces of .020 expanded aluminum and surrounded by a frame made from sheet Aluminum, commercially known as 3003-H16, .025 in thickness. Media is rated at ASHRAE standard 52-76 and...

Foam Filter 24x24x1

The Smith FOAM FILTER consists of a layer of 30 PPI foam, enclosed in two pieces of .020 expanded aluminum and surrounded by a frame made from sheet Aluminum, commercially known as 3003-H16, .025 in thickness. Media is rated at ASHRAE standard 52-76 and...

Foam Filter 20x20x1

The Smith FOAM FILTER consists of a layer of 30 PPI foam, enclosed in two pieces of .020 expanded aluminum and surrounded by a frame made from sheet Aluminum, commercially known as 3003-H16, .025 in thickness. Media is rated at ASHRAE standard 52-76 and...

Foam Filter 16x25x1

The Smith FOAM FILTER consists of a layer of 30 PPI foam, enclosed in two pieces of .020 expanded aluminum and surrounded by a frame made from sheet Aluminum, commercially known as 3003-H16, .025 in thickness. Media is rated at ASHRAE standard 52-76 and...

Foam Filter 12x24x1

The Smith FOAM FILTER consists of a layer of 30 PPI foam, enclosed in two pieces of .020 expanded aluminum and surrounded by a frame made from sheet Aluminum, commercially known as 3003-H16, .025 in thickness. Media is rated at ASHRAE standard 52-76 and...

Foam Filter 10x20x1

The Smith FOAM FILTER consists of a layer of 30 PPI foam, enclosed in two pieces of .020 expanded aluminum and surrounded by a frame made from sheet Aluminum, commercially known as 3003-H16, .025 in thickness. Media is rated at ASHRAE standard 52-76 and...

Foam Filter 16x20x1

The Smith FOAM FILTER consists of a layer of 30 PPI foam, enclosed in two pieces of .020 expanded aluminum and surrounded by a frame made from sheet Aluminum, commercially known as 3003-H16, .025 in thickness. Media is rated at ASHRAE standard 52-76 and...

Foam Filter 24x24x1/2

The Smith FOAM FILTER consists of a layer of 30 PPI foam, enclosed in two pieces of .020 expanded aluminum and surrounded by a frame made from sheet Aluminum, commercially known as 3003-H16, .025 in thickness. Media is rated at ASHRAE standard 52-76 and...

Foam Filter 20x20x1/2

The Smith FOAM FILTER consists of a layer of 30 PPI foam, enclosed in two pieces of .020 expanded aluminum and surrounded by a frame made from sheet Aluminum, commercially known as 3003-H16, .025 in thickness. Media is rated at ASHRAE standard 52-76 and...