Wall Master Light Dep Exhaust Fan

Using light deprivation to control plant growth and blooming is a trending strategy for short-day plants, such as cannabis and poinsettias. Without proper ventilation during the light deprivation stage, heat, mold, and disease can quickly destroy your crop, setting you back a whole season. J&D's WM Light Dep Exhaust Fan is a crucial piece of your greenhouse light deprivation system for healthy, robust, and profitable blooms.

• Allows for bigger, higher quality, larger profit flowers
• Full range of sizes, even ones for small greenhouses
• Test data is for fan with light trap, enabling dependable and accurate air exchange calculations
• Fan with light trap mounts flush to the interior of the building, freeing up valuable space and eliminating a protruding ledge