Jump Start Commercial Seedling Heat Mat, 60" x 21", 140W Air Stones Check pH levels until desired

Check pH levels until desired pH levels are reached

At the first sign of flowering

Premium quality buffered coco coir

Extendable intake and exhaust hoses (up to 6')

Jump Start Commercial Seedling Heat Mat, 60" x 21", 140W Air Stones Check pH levels until desiredJump Start Commercial Seedling Heat Mat, 60" x 21", 140W Product Details Hydrofarm'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