Seedling Heat Mat 4-Pack, MET Certified 10" x 20.75" Waterproof PVC Heating Pads for Seed Starting & Hydroponic Propagation

MET-certified 4-pack of seedling heat mats delivers dependable bottom heat for seedlings, cuttings and hydroponic use. Constructed from heavy-duty, tear-resistant PVC, each mat is rated IP67 waterproof to protect against splashes, showers and sprays and can be quickly cleaned by rinsing or wiping. Measuring 10" x 20.75", every waterproof pad is sized to accommodate standard seed trays and provides even warmth across the rooting area for better germination and propagation. Built with a multi-layer structure using quality materials, these mats are made to last and tolerate demanding conditions. They maintain a steady, uniform temperature around 20-30℃ (68℉-86℉), which is ideal for starting seeds and rooting cuttings, while consuming minimal electricity for cost-effective indoor gardening.