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Multiple layers of expanded Galvanized Steel, enclosed in a medium weight Galvanized Steel frame. Designed as a less expensive option for air applications such as make up air roof top units in industrial, commercial, restaurants, schools, and office buildings where a washable filter is recommended. They can also be used as pre filters, which would remove large particles that easily clog a filter. Pre filters keep the main filter lasting longer and the unit running more smoothly.
Multiple layers of expanded Galvanized Steel, enclosed in a heavy weight Galvanized Steel frame. Designed for air applications such as make up air roof top units in industrial, commercial, schools, and office buildings where a heavy weight washable filter is recommended. They can also be used as pre filters, which would remove large particles that easily clog a filter. Pre filters keep the main filter lasting longer and the unit running more smoothly.
A combination of both mesh and screen wire enclosed in a heavy metal frame. Available in Aluminum, Galvanized Steel and Stainless Steel, this filter is designed to remove oil mist and water droplets from the air.