Grodan Gro Block Improved GR4 Small 3" No Hole 3" x 3" x 2.6" Strip coco-cubes If ANY of the sensor

If ANY of the sensor detects a water leak

• Daylight readable blue LEDs

and an alarm to start the fans if temperatures reach a high threshold

Set the desired shutdown temperature and the off time before bringing the lights back on

the HI98107 is thin and fits comfortably in the hand or pocket

Grodan Gro Block Improved GR4 Small 3" No Hole 3" x 3" x 2.6" Strip coco-cubes If ANY of the sensorNew Grodan Improved! Improved product at current pricing. New density + new hydrophilic technology = better water distribution and root development. The uniform distribution of water and nutrients throughout the block allows for more efficient use of the entire substrate volume Full saturation of the blocks with no dry spots and improved EC control with less water is achieved in the rootzone due to the uniform, optimized wool resulting in a