Smith - Permanent Air Filters

Perm-A-Steel Filter 20x25x1

The Smith PERM-A-STEEL is a medium weight Galvanized filter, made with a hot dipped Galvanized Steel frame. No less than six layers of expanded steel, laid at right angles to each other, make up this pad. This filter element is processed from sheet...

Perm-A-Steel Filter 10x20x2

The Smith PERM-A-STEEL is a medium weight Galvanized filter, made with a hot dipped Galvanized Steel frame. No less than six layers of expanded steel, laid at right angles to each other, make up this pad. This filter element is processed from sheet...

Perm-A-Steel Filter 20x20x1

The Smith PERM-A-STEEL is a medium weight Galvanized filter, made with a hot dipped Galvanized Steel frame. No less than six layers of expanded steel, laid at right angles to each other, make up this pad. This filter element is processed from sheet...

Perm-A-Steel Filter 16x25x1

The Smith PERM-A-STEEL is a medium weight Galvanized filter, made with a hot dipped Galvanized Steel frame. No less than six layers of expanded steel, laid at right angles to each other, make up this pad. This filter element is processed from sheet...

Perm-A-Steel Filter 16x20x1

The Smith PERM-A-STEEL is a medium weight Galvanized filter, made with a hot dipped Galvanized Steel frame. No less than six layers of expanded steel, laid at right angles to each other, make up this pad. This filter element is processed from sheet...

Heavy-Duty Filter 24x24x2

The HEAVY DUTY filter element consists of 8 layers of aluminum commercially known as 3003-H14, .025 thickness expanded to .050 strand. The front layer of expanded is extra rigid to give additional strength to the filter. The frame is made from sheet...

Heavy-Duty Filter 20x25x2

The HEAVY DUTY filter element consists of 8 layers of aluminum commercially known as 3003-H14, .025 thickness expanded to .050 strand. The front layer of expanded is extra rigid to give additional strength to the filter. The frame is made from sheet...

Heavy-Duty Filter 20x20x2

  The HEAVY DUTY filter element consists of 8 layers of aluminum commercially known as 3003-H14, .025 thickness expanded to .050 strand. The front layer of expanded is extra rigid to give additional strength to the filter. The frame is made from...

Heavy-Duty Filter 16x20x2

The HEAVY DUTY filter element consists of 8 layers of aluminum commercially known as 3003-H14, .025 thickness expanded to .050 strand. The front layer of expanded is extra rigid to give additional strength to the filter. The frame is made from sheet...

Heavy-Duty Filter 16x25x2

The HEAVY DUTY filter element consists of 8 layers of aluminum commercially known as 3003-H14, .025 thickness expanded to .050 strand. The front layer of expanded is extra rigid to give additional strength to the filter. The frame is made from sheet...

Heavy-Duty Filter 12x24x2

The HEAVY DUTY filter element consists of 8 layers of aluminum commercially known as 3003-H14, .025 thickness expanded to .050 strand. The front layer of expanded is extra rigid to give additional strength to the filter. The frame is made from sheet...

Heavy-Duty Filter 10x20x2

The HEAVY DUTY filter element consists of 8 layers of aluminum commercially known as 3003-H14, .025 thickness expanded to .050 strand. The front layer of expanded is extra rigid to give additional strength to the filter. The frame is made from sheet...