AAF’s Nuclear Grade VariCels are a series of medium and high efficiency rigid cell side disposable air filters for removal of atmospheric dust and particulates from nuclear power plant air streams.

Nuclear Grade VariCels feature high dust holding capacity and low initial resistance. Constructed with galvanized steel cell sides, the filters are available in single or double header models. They are manufactured under an audited NQA-1 program and meet the requirements of ASME N509 and AG-1. UL Class 1.