Zoo Med ReptiTherm Under Tank Heater Mini (1-5 Gal.) 4" x 5" 500-1000 workers (small) The nest entrance fits 3/8

The nest entrance fits 3/8 inch inner diameter vinyl tubing

5 to 13 mm and workers from 5 to 9 mm

mixed chaparral

slightly smaller than the width of the smallest ants we sell

Any order with a unacceptable mortality rate

Zoo Med ReptiTherm Under Tank Heater Mini (1-5 Gal.) 4" x 5" 500-1000 workers (small) The nest entrance fits 3/8ReptiTherm U. T. H. Under Tank Heaters are an ideal 24 hour primary or secondary heat source for tropical or temperate reptilian species. All of Zoo Med's Under Tank Heaters are UL cUL approved (GS TuV CE in Europe) and contain a solid state nichrome heating element. These under tank heaters permanently adhere to your terrarium, forming a solid bond for optimum heat transfer. Additional Information: Item Number: RH 7 Size: Mini Dimension: 4" x 5"