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5" 45 PSI max operating pressure at 70 degrees
LED status:* Blinking green FAST: If the LED is blinking quickly
Shatterproof SUNp lenses are crafted from a lightweight polymer that renders true color and provides full UV protection
however Rockwool has been known to show effects in as little as 24 to 72 hours after the initial application
Jump Start Commercial Seedling Heat Mat 60"x21" ACCF144 Range: 0Hydrofarm'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