
The Seedling Heat Mat comes in three convenient sizes, 10" x 20" (Holds 1 standard propagation tray), 20" x 20" (holds 2 standard propagation trays) and a 48" x 20" (holds up to 4 trays) with lighting and watering instructions printed directly on the mat. Tray spacer feet are included. This mat keeps the rooting area about 10 degrees warmer than room temperature. For more precise temperature control, a Heat Mat Thermostat is available.
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