Top 10 Seedling Mat 20×20 – Plant Heating Mats

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1. VIVOSUN

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VIVOSUN Durable Waterproof Seedling Heat Mat Warm Hydroponic Heating Pad 48" x 20.75"

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VIVOSUN #ad - Best savings in the market: this 48" x 2075" mat is perfect for standard 1020 trays and slightly larger than comparable mats on the market; It also runs on only 105 Watts to help you save on electricity.

Plants' best friend: works perfectly for spring seedling starts, in the winter or any time your plants need a heat boost. Built to last: supple, flexible and ultra-durable, VIVOSUN goes beyond stringent MET standards, water-resistance that enables safe scrubbing; This product didn't specify any expiration date. Reliable results: vivosun’s professional heat mat maintains sweet-spot temperatures around 68-86℉20-30℃ – perfect for seedling starting and cutting propagation. Stable, uniform heat: vivosun's strengthened heating film ensure this durable mat never scorches your roots and produces plenty of invigorating dew when used in combination with a humidity dome.
BrandVIVOSUN #ad
ManufacturerVIVOSUN #ad
Height4.53 Inches
Length22.05 Inches
Weight1.36 Kilograms
Width4.53 Inches
Warranty1 Year

2. VIVOSUN

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VIVOSUN 20" x 20.75" Seedling Heat Mat and Digital Thermostat Combo Set

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VIVOSUN #ad - Stable, uniform heat: vivosun's strengthened heating film ensure this durable mat never scorches your roots and produces plenty of invigorating dew when used in combination with a humidity dome.

Plants' best friend: works perfectly for spring seedling starts, in the winter or any time your plants need a heat boost. Reliable results: vivosun’s professional heat mat maintains sweet-spot temperatures around 68-86℉20-30℃ – perfect for seedling starting and cutting propagation. Best savings in the market: this 20" x 2075" mat is perfect for two standard 1020 trays and slightly larger than comparable mats on the market; it also runs on only 45 Watts to help you save on electricity. Built to last: supple, vivosun goes beyond stringent MET standards, flexible and ultra-durable, water-resistance that enables safe scrubbing; This product didn't specify any expiration date.
BrandVIVOSUN #ad
ManufacturerVIVOSUN #ad
Warranty1 Year

3. iPower

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IPower 20" x 20" Warm Hydroponic Seedling Heat Mat and Digital Thermostat Control Combo Set for Seed Germination, Black

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iPower #ad - Thermostat provides constant temperature control for homebrewing, germination and fermentation. Professional reliability: heat mat warms 10-20°F above ambient room temperature to improve vegetable, herb, and flower seed germination.

Quality guarantee: 1 Year Manufacturer Warranty. Temperature range: digital thermostat provides temperature control between 40°F - 108°F 5-42°C, Choice of Celsius or Fahrenheit readout. The sensor probe delivers accurate readings in both cool and warm environments. Package includes: 1 - heat mat 20"x 20" watt: 48w / 1 - digital thermostat 120 volts / 60 HZ / 8.3 amps max / 1000 watts easy plug-in operation with LED illuminated indicator lights & three-prong grounded plug. Durability: seedling heat mat is the new stronger heating wire and thicker multi-layer construction.
BrandiPower #ad
ManufactureriPower #ad
Height6 Inches
Length7.5 Inches
Weight2.3 Pounds
Width21.5 Inches
Part NumberB01IDQD7TS
Model20" x 20" Warm Hydroponic

4. VIVOHOME

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VIVOHOME 20W Waterproof Seedling Heat Mat for Seed Starting Propagation and Increase Germination Success 10 Inch x 20.75 Inch MET Safety Standard Certified

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VIVOHOME #ad - Easy to use - simply flatten and place beneath your seedling tray and plug the cord into a standard 120V outlet to begin heating; With helpful instructions and growing tips printed on the mat, you’ll never be at a loss for growing your plants. Durable & reliable - made with heavy duty pvc material that is durable and resists wear and tear; Complies with MET standards; multi-layer structure with built-in insulated wiring and PET film design follows strict safety standards; IPX-4 water-resistant surface helps keep the device clean and functioning properly.

Professional heat mat - provide your seedlings with a warmer environment to speed up germination, raise success rates, in greenhouses, and increase growth rates; A faster growth rate translates to quicker transplant times and higher future yields; Use indoors, and grow tents, help make your garden a healthy and fruitful place.

Store away - dimensions: 10 x 2075 inches, this heating pad fits standard 1020 seedling trays; Comes with a handy carrying bag; Seeds germinated and you need to store the mat? Simply roll it up and pack it away, with a 5. 7-ft power cord, guaranteed not to take up much room. Stable heating system - automatically warms root area 10-20℉5-11℃ over the ambient air temperature, which will increase the success of seedlings and cuttings; We recommend using this with VIVOHOME thermostat for proper temperature control.
BrandVIVOHOME #ad
ManufacturerVIVOHOME #ad
Height2.1 Inches
Length20.75 Inches
Weight0.84 Pounds
Width10 Inches
Part NumberVH074
ModelVH074
WarrantyWe assure the item you received is 100% safe and sound. For any defective item, please contact our customer service for satisfaction guaranteed solution.

5. iPower

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Black, iPower Durable Waterproof Seeding Heat Mat Warm Hydroponic Pad Plant Starting Kit for Kombucha Tea & Beer Brewing, 48" x 20"

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iPower #ad - Changes after use: increase and improve the success rate of seed germination and seedling growth rate, it is recommended to check the growth temperature range of seeds or seedlings before use. High-quality service: ipower treats esteemed customers with a sincere attitude, builds products with heart, pre-sale product consultation and after-sales service issues, you can always contact us.

Reliable results: ipower has a professional heating pad that can keep the temperature at 10 ° F-20 ° F 6 ° C-12 ° C higher than the surrounding air temperature, making it the best choice for temperature-sprouting seeds. Stable and uniform heat: the thickened heat conducting wire is evenly laid on the heating pad the heat conduction is fast and the temperature is balanced, to avoid the uneven temperature of the heating pad to damage the seed germination ;.

Convenient and durable: ipower heating pad is waterproof and easy to clean; durable insulated wires increase the safety of use; the connection between the pad and the power cord is strong and durable.
BrandiPower #ad
ManufactureriPower #ad
Height5.9 Inches
Length5.7 Inches
Width21.4 Inches
Part NumberGLHTMTL
ModelDurable Waterproof

6. Seedfactor

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Waterproof Durable Seedling Heat Mat Warm Hydroponic Heating Pad 48" X 20", Seedfactor MET Certified Seedling Heat Mat

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Seedfactor #ad - The seedfactor seeding heat mat adopts the latest 7. 5mm thickening, 105 degrees of high temperature resistant cylindrical SJTW 5. 9ft water-proof power cord thicker than the general power cord, safer and more durable, high temperature resistant, solid, and guarantee the stability of seedling mat safety work.

Met safety certified;comply with UL 499;CSA C22. 2 no. 64. Designing with waterproof construction, our seeding heat mat is safe for use indoor plantings, the new, stronger heating wire and thicker multi-layer construction offer more uniform heating and the durability to withstand rugged greenhouse environments. Available in 4 sizes: mini:3. 5"x21", watt: 7. 3w ; small: 10"x20", watt: 17. 5w ; medium: 20"x20", watt: 45w ; large: 48"x20", Watt: 100W. Ensures the root area of seedlings remains between 70℉and 85℉ to ensure growth and increased germination.
BrandSeedfactor #ad
ManufacturerSeedfactor #ad

7. BN-LINK

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BN-LINK Durable Seedling Heat Mat Warm Hydroponic Heating Pad Waterproof 20" x 20.75" for Seed Starting Greenhouse and Germination

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BN-LINK #ad - Each unit comes with a strong 15-month warranty. All-year round use: whether it’s the hot, sultry summer or the dead of winter, the BN-LINK Durable Seedling Heating Pad keeps your seeds at the exact temperature you need. Easy setup: a flat seedling heat mat is ideal for most germination needs.

The mat is also flexible so that you can wrap it around a plant pot or a kombucha container. Consistent heating: the bn-link durable seedling hydroponic heating pad provides consistent, uniform heating at temperatures around 68°F to 86°F 20℃ to 30℃, which are the perfect temperatures for seed starting and cutting propagation. Durable construction: this seed warming mat is made from durable thick material that can withstand the weight of the soil ad the rough conditions. Just roll the mat out and place a seed tray or individual seedling containers on the top of the mat and plug it.

Waterproof and safe: you can easily keep it clean but it cannot be fully submerged in water. Met e114903 certified. Only uses 40 watts to help you save on electricity costs. Doesn’t matter what time of the year it is, you’ll be able to keep your plants supported, brew your kombucha, or cultivate your yogurt!. The protective film on the heating mat ensures that the roots of your plants are warm, but never scorched.
BrandBN-LINK #ad
ManufacturerBN-LINK #ad

8. iPower

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IPower GLHTMTCTRLHTMTLX2 2 Pack 48" x 20" Warm Hydroponic Seedling Heat Mat and Digital Thermostat Control Combo Set for Plant Germination, Black

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iPower #ad - Variety of uses: perfect for indoor gardening, for better plant growth and flower seed germination, spring seedling starts and cutting propagation. Package includes: 2 - heat mat 48"x 20" watt: 100w/ 2 - digital thermostat 120 volts/ 8.

3 amps max/ 60 hz/ 1000 watts easy plug-in operation with LED illuminated indicator lights & three-prong grounded plug. The sensor probe delivers accurate readings in both cool and warm environments. Temperature control: digital thermostat provides temperature control between 40°F - 108°F 5-42°C, Choice of Celsius or Fahrenheit readout.

Thermostat provides constant temperature control for your various environments. Quality : entire seedling heat mat MET listed, ETL listed seedling heat mat cord, and CETL listed digital thermostat. Uniform and stable temperature: seedling heat mat is the new stronger heating wire and thicker multi-layer construction, can warm root area 10-20°F over ambient temperature.
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ManufactureriPower #ad
Height8.7 Inches
Length20.9 Inches
Width8.7 Inches
Part NumberGLHTMTCTRLHTMTLX2
ModelGLHTMTCTRLHTMTLX2

9. AC Infinity

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Hydroponics, Germination, Cloning, AC Infinity SUNCORE A7, Waterproof Seedling Heat Mat 48" x 20.75" MET & UL-Certified Heating Pad for Indoor Gardening

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AC Infinity #ad - Nylon Bag. Features an innovative far-infrared film that warms up faster, and distributes soft heat more evenly. 80-87°f heating range | warms up to 20°f above Ambient Temp. 105w | inc. Verifiable ul e518635 & met e115128 certifications for electrical safety thru online directories. Crafted with ip-67 quad-layer pvC that’s flexible, resistant to wear-and-tear, and easy to wipe clean. 48 x 2075 in. A heating mat designed to accelerate and improve the success of seed starting and germination.
BrandAC Infinity #ad
ManufacturerAC Infinity #ad
Part NumberAC-SMA7

10. Hydrofarm

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Hydrofarm Jump Start MT10009, 107 Watt UL Certified Seedling, 48"x20" Heat Mat, Jumpstart

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Hydrofarm #ad - 6 foot power cord and waterproof construction with lighting, watering, and planting information printed on mat for easy use. Daisy chain up to 5 units 4 add-on units MTMDA plus the this Commercial Mat. Warms root area 10-20˚f over ambient temperature to improve germination to Increase success of seedlings and cuttings. Rugged and durable with waterproof connectors - plug into our Digital Heat Mat Thermostat MTPRTC - required, sold separately. 50% thicker construction compared to other brands.
BrandHydrofarm #ad
ManufacturerHydrofarm #ad
Height3 Inches
Length20 Inches
Weight1.7 Pounds
Width48 Inches
Part NumberMT10009
ModelMT10009
Warrantyone year warranty