Amazon.com: Lxheir Chicken Coop Heater 240 Watts, Large Size Foldable Energy Efficient Heater for Chicken Coop, Two Mounting Model Radiant Heat Coop Heater for Chicken Kitten Puppy Pets Animals in Winter Black :
Amazon.com: Toozey Chicken Coop Heater, Radiant Heat Chicken Heater with Adjustable Temperature and Cycle Timer, 200 Watts Quick Heater for Chicken Coop with Thermostat, Safer Than Brooder Lamp, 16.9"x13" : Patio, Lawn
Amazon.com: Cozy Products Cozy Coop, Chicken Coop Heater, Flat-Panel Radiant Heater with Thermal Protector, Energy-Efficient, Easy to Install, Ideal for Small Animals, 200 Watts, Black : Patio, Lawn & Garden