Compact TriStar Secondary Filter, 2-Pack 1018Z keeping a spare separator on

keeping a spare separator on hand is inexpensive insurance against the most common cause of performance loss in these machines

Replace when the housing is cracked or damaged

A solid neck support keeps the DISCO maneuvering smoothly

so the machine never runs on a restricted bag

and SR models including S12

Compact TriStar Secondary Filter, 2-Pack 1018Z keeping a spare separator onThe Compact TriStar secondary filter (Part #12 2305 02) is a replacement exhaust filter for Compact and TriStar canister vacuums, supplied as a 2 pack. It sits in the exhaust path, capturing fine particles so the air leaving the machine stays clean and internal components stay protected. Over months of use, a secondary filter loads with dust, which restricts airflow and lets more particles pass into the exhaust. Swapping in a fresh filter restores