HEAT MAT COMMERCIAL (60 IN X 21 IN) ADD ON ALASKA BLOOM also contains lesser amounts

BLOOM also contains lesser amounts of magnesium and sulfur

and soilless mediums

and an adjustable nozzle with 3 spray patterns

preparing seed starting soil mixes and for container grown flowers

Includes: CO2 generator

HEAT MAT COMMERCIAL (60 IN X 21 IN) ADD ON ALASKA BLOOM also contains lesser amountsHydrofarm'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