Product 501/745
Nordic Pure has been manufacturing air filters since the 1960's. MERV 8 air filters are a good upgrade from the standard disosable filter supplied by heating and cooling equipment manufacturers.
These air filters have a nominal size that is in whole inches. The actual size is a fraction smaller. The nominal 1 inch thickness is actually 3/4 inch.
TRANE PART # FLRSF1235
These Filters Are Sold In Cases of 6 Filters. Price is for a case of 6 filters.