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External Black Screen For Greenhouse

Shade netting has become an essential part of modern greenhouse systems. It regulates sunlight and warmth, helping to create a balanced climate where plants can truly thrive.
  • TOP

  • Polyester

  • OEM, OED

  • ISO

  • China

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VIDEO OF EXTERNAL BLACK SCREEN

INTRODUCTION OF EXTERNAL BLACK SCREEN

Ever walked into a greenhouse and thought, “Wow, it's like stepping into a sauna!” That's where external black screens come in. These aren't just fancy accessories — they're total game-changers for growers looking to protect their plants from harsh sunlight, manage heat, and save energy.

Whether you're growing tomatoes, orchids, or exotic herbs, using an external black screen could be the missing puzzle piece in your greenhouse setup. Let's dive into why these screens are making waves in the gardening world.

Most external black screens operate by creating a shaded layer over the greenhouse. This outer shield blocks and absorbs solar radiation before it hits the glass or plastic cover, preventing heat buildup inside.

These screens are typically made from high-density polyethylene or similar UV-stabilized materials that can withstand outdoor conditions year-round. Some come with aluminum or reflective coatings for added heat control.

Whether you have a hoop house, a gable-style greenhouse, or a custom-built structure, there's likely a screen system that'll fit. You just need to match the right screen size and type to your frame.


plastic film greenhouse

Black Shade Netting

plastic film greenhouse

Black Shade Netting

plastic film greenhouse

Black Shade Netting


FEATURES OF EXTERNAL BLACK SCREEN

Key Features of External Black Screen:

  • UV-Stabilized Materials

Manufactured using UV-resistant polyethylene or polyester, these screens are built to last even under constant sun exposure without degrading or fading.

  • Multiple Shading Percentages

From 30% to 90% shading levels, you can choose the perfect opacity to match your crop needs and local sunlight conditions.

  • Retractable Functionality

Many models come with manual or motorized retractable systems, allowing you to control shading based on time of day or weather conditions.

  • Weather-Resistant Construction

Designed to withstand wind, rain, and temperature fluctuations, making them ideal for all types of climates.

  • Custom Fit Options

Available in pre-cut sizes or customizable dimensions to suit all types and sizes of greenhouses.


PARAMETERS OF EXTERNAL BLACK SCREEN


Black Screen Black Screen DOBRW 50
Black Screen

Black Screen DOBRW 60

Black Screen

Black Screen DOBRW 70

Black Screen

Black Screen DOBRW 80


Model Material Structure System  Width Application Flame-retardant

DOBRW50

100% Polyolefin

Black Yarns

Rolling, Sliding, Fixing, Folding

430cm
Outside in greenhouse NO
DOBRW60 100% Polyolefin
DOBRW70 100% Polyolefin
DOBRW70 F 100% Polyolefin
DOBRW80 100% Polyolefin
DOBRW80 F 100% Polyolefin
Model Mechanical properties Physical property

Weight 

(g/)

Width of strip

 (mm)

Light transimission in sunlight (%) Light transmission when overcast(%)

Shading level

(%)

Energy saving 

(%)

DOBRW50

120±5 4.0

50

50 50 12
DOBRW60 130±5 4.0 40 40 60 12
DOBRW70 145±5 4.0 30 30
70 22
DOBRW70 F 145±5 4.0 30 30 70 22
DOBRW80 155±5 4.0 20 20 80 26
DOBRW80 F 170±5 4.0 20 20 80 26

CASES FOR EXTERNAL BLACK SCREEN


Greenhouse case 1

Breaking New Ground with Vertical Farming
Zhejiang, Jiashan

This isn't your traditional greenhouse. It's China's first fully enclosed, intelligent three-dimensional seedling greenhouse factory—a mouthful, but in simpler terms, it's a completely controlled vertical farm that maximizes space and efficiency. With just 720 square meters of planting area, this revolutionary system can cultivate a staggering 13.14 million seedlings per year. That's enough to support 6,000 acres of traditional agricultural fruit and vegetable planting—all from a single, compact space.


plastic film greenhouse case 1

Strawberry Heaven with Advanced Tech
Zhejiang, Tonglu

This plastic film greenhouse is a highly efficient and economical solution for strawberry cultivation. Featuring a suspended trough system, it elevates plants, minimizing disease risks while enhancing airflow and sunlight exposure. To sustain ideal growing conditions, an advanced wet curtain and fan system regulates temperature and humidity through evaporative cooling. Additionally, its ventilated roof improves air circulation, preventing excessive heat and moisture buildup. This innovative design boosts strawberry yield and quality while lowering management costs, making it ideal for modern farming.

Greenhouse case 2

Venlo Glass Greenhouse
Jiangsu, Taizhou

This multi-span glass greenhouse, built on a Venlo structural framework, offers an optimized growing space. It includes planting troughs ideal for strawberries and dedicated seedbeds for seedlings and flowers. To enhance plant development, a precision-engineered shading net moderates light exposure, while a wet curtain fan system regulates airflow and humidity. This carefully balanced environment fosters healthy crop growth, ensuring optimal conditions for cultivation. The combination of advanced climate control and strategic design makes this greenhouse highly efficient for diverse agricultural needs.


ADVANTAGES OF EXTERNAL BLACK SCREEN

Black screen offers numerous benefits for greenhouse farming, making it a must-have for growers. Below are some key advantages:

1. Prevents Heat Stress

Screens block a significant portion of solar radiation, protecting plants from overheating and wilting.

2. Promotes Uniform Plant Growth

By diffusing light evenly across the greenhouse, these screens ensure every plant receives the same amount of light and heat.

3. Saves Energy

Less reliance on cooling systems translates to lower power bills and a more sustainable growing setup.

4. Extends Crop Lifespan

Controlled light and temperature environments result in healthier, longer-living plants.

5. Minimizes Pest Infestation

Lower heat and UV exposure create a less favorable environment for common greenhouse pests.

6. Increases Yield Quality

With fewer environmental stressors, plants grow stronger, resulting in higher-quality fruits, vegetables, or flowers.


External black screens aren't just a trendy accessory for your greenhouse — they're a smart, strategic upgrade. Whether you're a casual grower or running a full-scale operation, these screens can boost your plant health, reduce energy use, and give you peace of mind when the sun's blazing. They're a little investment that offers big-time benefits. So go ahead, give your greenhouse the blackout treatment it deserves.


EXTERNAL BLACK SCREEN DOWNLOAD


Blackout Screen Blackout Shade Netting for Cannabis Greenhouse.pdf


APPLICATION FOR EXTERNAL BLACK SCREEN


Vegetable Greenhouse

Vegetable Greenhouse

Fruit Greenhouse

Fruit Greenhouse

Flower Greenhouse

Flower Greenhouse

Seedling Greenhouse

Seedling Greenhouse

Aquaponics Greenhouse

Aquaculture Greenhouse

Laboratory Greenhouse(1)(1)

Laboratory Greenhouse

Commercial Greenhouse (1)

Commercial Greenhouse

Restaurant Greenhouse

Restaurant Greenhouse

PATENTS FOR EXTERNAL BLACK SCREEN

greenhouse patentgreenhouse patent

FAQS FOR EXTERNAL BLACK SCREEN

1. Can I use external black screens all year round?

Yes, but retractable options give you flexibility if your seasons vary.

2. Will these screens affect my plant yield?

In a good way! They actually improve yield by protecting plants from stress and burning.

3. Are they hard to install on existing greenhouses?

Not at all. Most systems can be retrofitted easily with basic tools.

4. What's the lifespan of a black screen?

Typically 5–10 years with proper care, though high-end options can last longer.

5. Do black screens trap heat?

Quite the opposite. They block solar radiation before it hits the greenhouse, keeping things cooler.

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