A V-shaped filter includes a V-shaped carrier frame, first and second cartridge frames movably mounted to the carrier frame, and first and second filter element cartridges removably and replaceably mounted to the first and second cartridge frames, respectively. The first and second cartridge frames are movable to an inserted position in the V-shaped carrier frame providing an installed condition with the first and second cartridge frames forming a V-shape, and are movable to an extended position extending beyond the V-shaped carrier frame and providing a replacement-service condition.