China Single Span Tunnel Type Film Blackout Light Deprivation Greenhouse for Medical Plants with LED Grow Lights

Single span tunnel type film light blackout deprivation greenhouse for medical crops planting

1. Greenhouse specification

Greenhouse StyleArch Type GreenhouseSpan TypeSingle-spanGreenhouse StructureHot-dip Galvanized Steel PipeCovering MaterialPE film, black and white film Film Thickness0.08mm,0.12mm,0.15mm,0.20mmLayerSingle or two layersPE film transmittance Rate>70%Film ColorTransparent, black and whiteFilm service Time>5 Years

Span5-10m, customizedEaves Height1.5-3.5m,customizedArch Space0.5m, 1m, customizedSnow Load0.35KN/m2Wind Load0.45KN//m2

Greenhouse structure
Hot-dip galvanized steel structure: Galvanized quantity: 190-275g/sqm.
According to your local climate and budget to design the greenhouse structure for you.

Cover material
Out: black and white film to block the sunlight, make light deprivation performance.
Inside: PO or PE film to make the confined space.
When the cannabis need light, you can roll the black and white film. When need light deprivation, you can put the black and white film down.

Ventilation
The big side film rollling ventilation can make it up to top ventilation.
To give the plants more oxygen and realize the air change.
It also can make the humidity change and temperature down.

Cooling fan
It is exhaust negative pressure fan. It can make the air in the greenhouse out to change the air and work with the cooling pad using water evaporation principle to make the greenhouse temperature down.

Cooling pad
Craft paper cooling pad, worked with cooling fan to provide the temperate environment for the hemp.