Commercial Heat Mat, 60" x 21" HPS and customized silver coating and

and customized silver coating and secret stitching designs for increased light proof ability

For most common weeds

and buildings

730nm: The gadget boasts a powerful 730nm light wavelength

Commercial Heat Mat, 60" x 21" HPS and customized silver coating andCommercial Heat Mat, 60 in x 21 in This Commercial Heat Mat helps maximize your growing area by letting you daisy chain up to 4 add on units to this one. Bottom heat is one of the most important and effective ways to improve germination and rooting. This heavy duty modular commercial heat mat will provide uniform heat for hundreds of seedlings or cuttings. Warms root area 10 20F over ambient temperature to improve germination. Features: Supersized