Super Sprouter Heat Mat 21'' X 10''
-Provide just the right amount of heat to give seeds and seedlings the best head start.
-Simply place the heat mat under your growing tray. ---Great for cool growing areas such as basements. -----Complete and ready to plug in.
-Warms root area approximately 10 - 20 F over ambient temperature to improve germination process
-Perfect for one standard 10” x 20” propagation tray
-More than 20% larger than competitive mats