BVV™ 12.75" Diameter LID Configuration:LID ONLY - NO HOLES They combine German specular aluminum

They combine German specular aluminum with energy-efficient/high-output T5 tubes and put out double the light energy of normal fluorescent systems

and heavier crops

and full-spectrum minerals your plants need to thrive from the start

There is a proportional relationship between the number of photons absorbed in 400 to 700nm band and the rate of photosynthesis in plants

No need for plant markers

BVV™ 12.75" Diameter LID Configuration:LID ONLY - NO HOLES They combine German specular aluminumBVV 12. 75" Diameter Acrylic LID Our patented gasket #9475627 Disclaimer: LID ONLY does not include hardware unless selected through drop downs or ordered separately. Hardware includes Valve Manifold, Gauge, and Gasket. (Does not include 50 micron air filter or vacuum hose. This is a Replacement Lid for the following Vacuum Chambers: Best Value Vacs 5 Gallon Aluminum Side Mount Vacuum and Degassing Chamber Best Value Vacs 5 Gallon Aluminum Vacuum and