JUMP START 60 in. x 21 in. 140-Watt Commercial Seedling Heat Mat

Hydrofarm's Commercial Heat Mat helps maximize your growing area by letting you daisy chain up to 4 of the MTMDA add-on units to this one. Bottom heat is one of the most important and effective ways to improve germination and rooting. Our new heavy-duty modular commercial heat mats will provide uniform heat for hundreds of seedlings or cuttings. Warms root area 10°F to 20°F over ambient temperature to improve germination.