Diamond Reflective Sheeting With a diamond pattern design protected by clear PET layers, this premium quality sheeting offers superior light diffusion that helps to maximise the effectiveness of your grow light. Diamond pattern mylar — diffuses light more effectively Available in 10m, 20m, 30m, 50m & 100m lengths 1.2 metres wide 125mu (micron) thickness Helps to prevent hot spots that can cause leaf burn Comes with flame retardant properties for safety The diamond pattern helps to diffuse light more effectively. This stops it from getting concentrated into hot spots that can cause leaf burn, stressing out plants. Why Use Reflective Sheeting? Reflecting the light from your grow lamp back towards the grow space helps to ensure that it gets utilised by plants in the process of photosynthesis, driving growth and development, and squeezing as much value as possible from your energy spend. Using Visqueen sheeting will help to make your grow room as efficient and as productive as possible, having a direct impact on potential yields. If you're not using a grow tent, then you can use reflective sheeting to turn a room into a suitable growing environment by fixing it to the walls. If you want to partition areas off, take a look at Total Blackout sheeting, which is thicker and more lightproof. Diamond Sheeting is sold in 10m, 20m, 30m, 50m & 100m lengths by 1.2m widths.