Super Sprouter Heat Mat - 10" X 20.75"

Warms root area approximately 10ð - 20ð F over ambient temperature to improve germination process
Helps gardeners have better success rates with seedlings & cuttings
Perfect for one standard 10" x 20" propagation tray
Heavy-duty construction makes this mat very durable
More than 20% larger than competitive mats. This allows even warming of your entire tray
More consistent heating with fewer hot spots than other seedling heat mats
Ed Hume seal of approval
Dimensions: 21" x 10"
20 watts