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output and diffusion
High red and blue spectral ratios for good photosynthesis efficiency
This ballast has been thermally optimized to operate with a passively cooled (non-fan) aluminum housing
Perfect for boosting air flow in long runs of ducting Can be installed anywhere such as: greenhouse
Earth Juice Grow 2-1-1 2ea/2
iPower GLHTMTCTRLHTMTLX2 2 Pack 48" x 20" Warm Hydroponic Seedling Heat Mat and Digital Thermostat Control Combo Set for Plant Germination, Black Element Air output and diffusionVariety of uses: perfect for indoor gardening, for better plant growth and flower seed germination, spring seedling starts and cutting propagation. Uniform and stable temperature: seedling heat mat is the new stronger heating wire and thicker multi layer construction, can warm root area 10 20F over ambient temperature. Thermostat provides constant temperature control for your various environments Temperature control: digital thermostat provides