Seedling Heat Mat 8.875x19.5 17W Clone Light Hydrofarm's windowsill heat mat is

Hydrofarm's windowsill heat mat is perfect for veteran growers

Waterproof construction

Celsius or Fahrenheit read-out (press Up or Down button to change)

increases photosynthesis

Seedling Heat Mat 8.875x19.5 17W Clone Light Hydrofarm's windowsill heat mat isJump Start Heat Mats are engineered for performance and durability. The strong heating wire and thick multi layer construction offer uniform heating and the ability to withstand rugged greenhouse environments. Features: Increases success of seedlings and cuttings Warms root area 10 20F over ambient temperature to improve germination Light, watering, and planting information on mat Waterproof construction 6 foot power cord UL listed 50% thicker