Botanicare Reservoir Lid -- 115 Gallon 12-Inch Carbon Filters The Bluelab ppm Pen provides

The Bluelab ppm Pen provides a compact

All models include an automatic restart feature to maintain settings and allow the unit to be used with external humidity controllers

5 to 1 liter until the coco is totally expanded

1-0-0 Profile:: Adds nutritional support without contributing to EC load

Botanicare Reservoir Lid -- 115 Gallon 12-Inch Carbon Filters The Bluelab ppm Pen providesDesigned for performance and easy maintenance. Original Reservoirs include front and side bulkhead ports to accommodate an external pump and allow multiple reservoirs to be joined in line or side by side. Made in the USA using renewable solar energy. Made with recycled and recyclable materials. BPA free. Each reservoir includes a lid with a built in access port and raised grip porthole cover. These features eliminate the need to remove the lid when