Flowtron BF-195 Replacement Bulb for the BK-7 & PV440B models
More people buy Flowtron than any other brand.  Which isn't surprising because Flowtron products are the best you can buy.  They're designed and built to work effectively and efficiently year after year. Flowtron's BF-195 Replacement Bulb for the BK-7 Bug Killer.