Unlike with heat, you cannot (and should not try to) kill bed bugs by making your whole house cold. You can, however, use freezing as another pest management tool in addition to other tactics. Article Last Updated on March 25th, 2019
Will Cold Kill Bed Bugs. The good news is that yes, cold will kill bed bugs. The bad news is how cold it has to get. If the temperature is 14 °F (-10 °C) it will take up to 5 days to completely kill the bed bugs. You can, however, kill bed bugs faster by putting them into an even colder environment.
Bed bugs are sensitive insects when it comes to temperature. A fact is that there have been many myths about what temperature to use to kill bed bugs and about various DIY heat treatments.. Furthermore, you cannot eliminate the pest by turning the heater up or down during winter.
What kills bed bugs are the extremely cold temperatures which can only be attained through the use of a freezer. These temperatures should be kept low for an extended period. The most effective period is a timespan of at least 80 hours.
It takes 30 to 60 days of exposure to freezing cold to kill the eggs of bed bugs. Giving Bed Bugs the Cold Treatment. Placing your infested mattress or sofa outside can help slow down the growth of the population inside your home. Some research suggests that at 0°F, it takes about four days to kill bed bugs with cold when they are hidden in furniture or mattresses.
A better alternative would be to use a portable bed bug heater, such as the ZappBug Oven or PackTite Portable, which can safely and effectively kill bed bugs in just a few hours. Written by MM Novato at Bed Bug Supply.