These affordable heat mats are effective in providing heat for your sensitive seeds! Simply plug the 20" W x 48" L mat into a household receptacle (110 volts), and place any combination of trays, pots, etc. on the mat. Maintains a temperature approximately 10 to 20°F above the ambient room temperature.
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1 Each: We have ordered more from the supplier. We expected to have received the product by now but have not. We will update this message ASAP, last updated Apr 18 2021 8:02PM.