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Windowsill Heat Mat, 3" x 20"


Take advantage of the space and light on your windowsill. Jump-start your flowers, herbs, and vegetables with our Windowsill Heat Mat.

Designed to fit perfectly on your windowsill (3" W x 20" L). This durable heat mat provides consistent, uniform heat – improving germination and rooting success. It comes with a power cord. UL listed. 7.3 watts. 6 ft power cord.

Click here for instructions PDF.

To maintain stability in the root zone temperature, see optional E3443 Heat Mat Thermostat.