Model/SKU Style Width Length Diameter For Model
UVBulb-15W Straight - 17-3/16" 1" FT-3W45
UVBulb-18W H Shaped 1-5/8" 8-5/8" 15/16" FT-1C18, FT-1M18
UVBulb-36W H Shaped 1-3/4" 16-1/8" 15/16" FT-1E36