OEM BEAM 11 INCH DIAMETER FILTER POPS IN WITH BUILT IN STEEL SPRING AROUND EDGE OF FILTER. REMOVE OLD FILTER BY PULLING ON LOOP AND FORCING SPRING STEEL IN COLLAR TO CENTER OF CAN.
FOR 33" TALL BEAM CENTRAL VAC UNITS.
DO NOT USE FOR BEAM SC375 AND OTHER 40" TALL BEAM UNITS. FOR TALLER UNITS USE FILTER # 110346 USING IMPORPER LENGTH FILTER CAN CAUSE REDUCED AIR FLOW!