Pay in 4 interest-free payments of $23.75 Learn more
Ships within 48 hours · Estimated delivery Aug 19 - Aug 24
(HDS & HDC models only 10 Years 5 Years Modine separated combustion units warrantied longer Component Warranty 2 Years 1 Year Modine parts warrantied longer Additional Information
Dissolve the following amounts of fertilizer per 1 gallon of stock water
Excellent Steerability
The Standard Bench Top Package includes the two-tier arrangement roll-form bench tops for the sides of your greenhouse and your choice of either tiered or flat Stacker style roll-form bench tops for the center
Special: Doser for the Nutrient Delivery System
Sigma 3 x 1.4 ft. Automatic Roof Vent brand_gardeners-table (HDS & HDC models onlySupercharge your Sigma Greenhouse with the Sigma Automatic Roof Vent. Improve air circulation by bringing in the fresh outside breeze, keeping your plants healthy and disease free. The automatic roof vent is heat activated, which requires no electrical power or programming. This function ensures that hot air escapes during the day, preventing shriveling or withering of your plants. Sigma Automatic Roof Vent Features: Made from galvanized steel and
