iPower Durable Seedling Heat Mat Warm 3" x 20" - 2 Pack with Temperature Adjustable Knob Hydroponic Heating Pad Waterproof for Seed Starting Greenhouse and Germination
Dimensions: 3" x 20" heat mat. Small footprint so it can put on windowsills and countertops, also can wrap around the brewing containers. With a temperature adjustable controller knob, temperature can be adjusted manually
Heating Film Structure: Upgraded heating film ensure uniform heating to ferment your home brew supplies. Warms root area 10-20℉(5-11℃) over the ambient air temperature, suitable for warm your windowsill herb garden
Durability: supple, flexible, the sturdy edge design let the mat is ultra-durable. Water-resistance that enables safe scrubbing
Package Included: 2 pack 3'' x 20" knob seedling heat mats with temperature adjustable controller, four rubber bands and two liquid crystal thermometers
Variety of Uses: Works great for brewing beer, tea, yogurt, fermenting kombucha, also perfect for seedling starts and plant propagation
