Poultry Talk Ontario (pto.ca)

Timely warning with this cold if using heat bulbs. DONT USE shatter resistant. Toxic to birds , poultry .
Doesn't warn on pkg but says shatter resistant . Be safe .

Globe rough use do not have teflon on them, i have them in my incubators n brooders. But as far as i know every other rough use bulbs does have teflon on them.