{"product_id":"seedling-heat-mat-48-x-20-75-2-pack-mp6l3fko-mukfz","title":"Vivosun Seedling Heat Mat 48\" x 20.75\" 2-Pack","description":"\u003ch5\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eThe Vivosun Seedling Heat Mat (48″ × 20.75″, 2-Pack)\u003c\/strong\u003e is a large-format propagation heating solution designed to maintain consistent root-zone warmth for seed germination, cloning, and early plant development. By providing gentle, uniform bottom heat, it helps improve germination rates and supports stronger, more uniform seedlings across larger propagation trays or multiple setups.\u003c\/p\u003e\n\n\u003cp\u003eBuilt with durable alloy Nikrothal heating wire and layered PET insulation, this heat mat delivers even heat distribution while minimizing hotspots and protecting delicate roots from overheating. Its flexible, water-resistant construction allows for easy cleaning and repeated seasonal use, making it suitable for both hobby growers and commercial propagation environments. When paired with humidity domes, it helps create an ideal microclimate for fast and healthy germination.\u003c\/p\u003e\n\n\u003cp\u003eDesigned for efficiency and scale, this 2-pack provides expanded coverage for multiple trays or larger grow spaces, making it ideal for greenhouses, indoor grow tents, and batch seed-starting operations. The mats are lightweight, rollable, and easy to store when not in use.\u003c\/p\u003e\n\n\u003ch5\u003e\u003cstrong\u003eSpecs\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cdiv class=\"spec-table-wrapper\"\u003e\n\u003ctable class=\"spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct\u003c\/td\u003e\n\u003ctd\u003eSeedling Heat Mat (48″ × 20.75″, 2-Pack)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eVivosun\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Quantity\u003c\/td\u003e\n\u003ctd\u003e2 mats\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e48″ × 20.75″ per mat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeat Output\u003c\/td\u003e\n\u003ctd\u003eMaintains ~10°F–20°F above ambient temperature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeating Technology\u003c\/td\u003e\n\u003ctd\u003eNikrothal alloy heating wire with PET insulation layer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeat Distribution\u003c\/td\u003e\n\u003ctd\u003eUniform, low-hotspot design\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWater Resistance\u003c\/td\u003e\n\u003ctd\u003eYes (washable and wipe-safe surface)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUse Case\u003c\/td\u003e\n\u003ctd\u003eSeed germination, propagation, cloning, greenhouse heating support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eWorks with humidity domes and standard propagation trays\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDurability\u003c\/td\u003e\n\u003ctd\u003eReinforced wiring and long-life construction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage\u003c\/td\u003e\n\u003ctd\u003eFlexible roll-up design for easy storage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication Scale\u003c\/td\u003e\n\u003ctd\u003eLarge trays or multi-tray propagation setups\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e1–2 year after-sale service (region dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e","brand":"VIVOSUN","offers":[{"title":"Default Title","offer_id":52213461418267,"sku":null,"price":64.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/0151\/0171\/files\/vivosun-seedling-heat-mat-48-x-2075-2-pack-9365770.png?v=1779850699","url":"https:\/\/greenthumbdepot.com\/products\/seedling-heat-mat-48-x-20-75-2-pack-mp6l3fko-mukfz","provider":"Green Thumb Depot","version":"1.0","type":"link"}