Box of 50 Pair of Easy-Fit ear plugs w/corded nylon neck string in plastic orange case coco-cubes BIG MAMA is solid rockwool

BIG MAMA is solid rockwool and does not have a precut hole thus making it suitable to hold any size smaller block on top (even a Hugo)

For use in 250W metal halide fixtures

What does "two-way" humidity control mean

The TMP-1 offers precision temperature-based control of cooling and heating equipment

the DSP-1 will automatically turn on the pump

Box of 50 Pair of Easy-Fit ear plugs w/corded nylon neck string in plastic orange case coco-cubes BIG MAMA is solid rockwoolThe Zenport Zen Tek EP565 50 pair box of easy to fit ear plugs with corded nylon neck string. Includes an orange plastic storage case. High product quality.