Super Sprouter 4 Tray Seedling Heat Mat 21 in x 48 in

Super Sprouter 4 Tray Seedling Heat Mat is designed for 4 standard 10 in x 20 in propagation trays placed side by side. The heavy duty construction makes this mat very durable and allows even warming throughout the trays. The Super Sprouter 4 Tray Seedling Heat Mat warms the rooting area approximately 10