Grolux Lamps Ventilation Plant Magic Oldtimer Granules are

Plant Magic Oldtimer Granules are a mixture of bio-stimulants

odourless and clean to handle without the slightest danger to face or hands

It allows you to regulate the key aspects of your grow room environment

If you are looking to split ducting coming from an intake fan (such as when putting in two runs of Cool-Tubes) then using a Y-piece instead is preferable as it allows smoother airflow

Grolux Lamps Ventilation Plant Magic Oldtimer Granules areThe Sylvania Grolux range of bulbs is designed to promote healthy plant growth by providing the optimal light spectrum for photosynthesis. These bulbs emit a mix of blue and red wavelengths that are essential for vegetative growth and flowering, making them ideal for indoor gardening, hydroponics, and greenhouses. Available in various wattages, the Grolux bulbs are energy efficient, long lasting, and perfect for both hobbyists and professional growers