Atmosphere Backdraft Damper Options:8" Backdraft Damper These Dual Arc lamps are

These Dual Arc lamps are engineered specifically for use with both magnetic and electronic ballasts

A small amount of TerraVesco Vermicompost goes a long way

Because the container is white

Increase quantity and quality of your product while increasing plant health and vigor

The blend incudes coir

Atmosphere Backdraft Damper Options:8" Backdraft Damper These Dual Arc lamps areAtmospheres all new galvanized steel backdraft dampers fit directly into the duct, simplifying installation. They feature a shaft for each of the two flaps, which prevents jamming. Also, the flaps close onto a perimeter gasket, ensuring the best air seal and quiet operation.