Jump Start Commercial Seedling Heat Mat, 60" x 21", 140W lighting-accessories Dolomitic and Calcitic limestone (pH

Dolomitic and Calcitic limestone (pH adjuster)

and jumper plug with both hanging and flat surface mounting clips

if necessary

The AF365 is an XL dehumidifier

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