Bosch BGS80 furnace filter sizes
BGS80 furnaces take 14 x 25 or 16 x 25 or 20 x 25 or 24 x 25 filters, depending on cabinet width and return.
Pick your full model number below for the exact size.
A 16 x 25 filter (side return) or a 14 x 25 filter (bottom return)
A 16 x 25 filter (side return) or a 16 x 25 filter (bottom return)
A 16 x 25 filter (side return) or a 20 x 25 filter (bottom return)
A 16 x 25 filter (side return) or a 24 x 25 filter (bottom return)