Ultravation AS-IH-1001 / ASIH1001 12" T3 Replacement UV Bulb - Sold Each Genuine Ultravation , 9,000 Hour Life Bulb AS-IH-1001 Bulb , 12" T3 Lamp Assembly with Gasket UV Replacement lamp (12") , Replaces AS-OH-1010 , ASOH1010 , ASIH1010 , ASIH1001 Found in the UltraMAX Models: UMX-1000T3, UMX-2000T3, UMX-1200T, UMX-1202T, UMX-1224T, UMX-12242T, UMX-2412-EZ, UMX-2412-EZ-M, UMX-12012-EZ, UMX-12012-EZ-M, UMX-24012-EZ, UMX-24012-EZ-M, SS-2412-EZ, UME-1000T3, UME-2000T3, UME-1200T, UME-1202T, UME-1224T, UME-12242T, UVS-1200T, UVS-1202T, UVS-1224T, UVS-12242T, UVE-1200T, UVE-1202T, UVE-1224T, UVE-12242T UV PhotoMAX Models: SS-PTS-1224-12R, SS-PTS-1200-12R UV Catalyst Models: UVCAT1224, UVCAT1224-12R Photronic Models: 92-005, 92-006, 92-074, 92-077, 92-080, 92-041, 92-042, 92-083, 92-086, 92-089, 92-092, 92-093, 92-095, 92-098, 92-099, 92-101, 92-104, 92-107 , 92-002, 92-003, 92-110, 92-044, 92-113, 92-025, 92-026, 92-116, 92-029, 92-119, 92-032, 92-033, 92-122, 92-035, 92-036, 92-125, 92-038, 92-128 , 92-008, 92-009, 92-131 , 92-011, 92-012, 92-134 , 92-014, 92-015, 92-137 , 92-017, 92-019, 92-020 , 92-139 ,92-046, 92-047, 92-048, 92-052, 92-053, 92-054, 92-058, 92-059, 92-060, 92-064