Whitfield Pellet Stove Fire Brick Clips - Package of 2 -ORIGINAL factory part made by Lennox. We offer an aftermarket set which costs far less and is sufficent for replacement, part PP2512 HEREFor Whitfield WP4 Pellet Stoves and InsertsAdvantage Optima 2 FS, Optima 3 FS, Optima 3 INSERT Quest and Quest Plus Free Standing and Inserts Profile 20 Free Standing and Insert 13640028