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Dolomitic and Calcitic limestone (pH adjuster)
ensuring the best air seal and quiet operation
it is totally silent while operating
Store buffers away from direct sunlight
Jump Start Commercial Seedling Heat Mat, 60" x 21", 140W lighting-accessories Dolomitic and Calcitic limestone (pHHydrofarm'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 20F over ambient temperature to improve germination. Supersized mats: 60" x 21" Rugged
US$ 1674.97
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US$ 160.00
