Grodan Stone Wool Big Mama Gro-Block 8 inch x 8 inch x 8 inch - Case of 18 Compact Fluorescents (CFL) An IP-65 enclosure handles humidity

An IP-65 enclosure handles humidity and heat in tents and small commercial rooms

That stack earns rotation slots where contact-only knockdowns burn out fast

powder-coated steel frame

run oven at 400 °F without vacuum for 15 minutes to burn off any residue that may have been introduced during the manufacturing process

5 (500 ppm) or 0

Grodan Stone Wool Big Mama Gro-Block 8 inch x 8 inch x 8 inch - Case of 18 Compact Fluorescents (CFL) An IP-65 enclosure handles humidityThis Grodan Delta Big Mama case comes with 18 8" x 8" x 8" blocks. Interested in buying in bulk? For pallet quantities or more please call 855 289 1441 or email pro@growershouse. com for the most competitive price. Grodan Delta constitutes the basis for the uniform and perfectly controllable propagation of plants, the condition to be met for powerful and healthy plant growth. Each block has a virtually identical density, flexibility and sturdiness,