Whirlpool Replacement Damper Plate For Range is compatible with Whirlpool. This 7" Damper Plate, also sometimes called a Flue Support, is compatible with certain Whirlpool Range Hood models including some 30" and 36" units. Replace part numbers 1938446, AH3495129, EA3495129, PS3495129, B01HZP1GP0, B01LERIZ1I.