Photo 1 of VIVOSUN Durable Waterproof Seedling Heat Mat 3" x 20" UL & MET-Certified Heating Pad for Hydroponic, Kombucha Tea, Brewing, Fermentation & Plant Germination

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Photo 1 of VIVOSUN Durable Waterproof Seedling Heat Mat 3" x 20" UL & MET-Certified Heating Pad for Hydroponic, Kombucha Tea, Brewing, Fermentation & Plant GerminationPhoto 2 of VIVOSUN Durable Waterproof Seedling Heat Mat 3" x 20" UL & MET-Certified Heating Pad for Hydroponic, Kombucha Tea, Brewing, Fermentation & Plant Germination