Filter for Rainbow Rexair Filter E2 HEPA R12179 R12647B Aftermarket Product Sourced Exclusively by EFP - Exact Fit Parts Replaces Part Numbers: R-12179, R12179, R-12647B, R-12647B, R-10520, R10520 Fits These Select Rainbow Models: Two speed E2 Black (E2 Type 12), E2 Silver (E2 Type 12), and E2 Gold (E2 Type 12) version Rainbow vacuum Includes One HEPA (1) Filter as pictured Dimensions: 5 5/8" W x 7 1/4" H x 2 1/4 D"