China Tomato Greenhouse Multi-Span Venlo Type Polycarbonate Greenhouse with Hydroponics System

Tomato Greenhouse Multi-span Venlo Type Polycarbonate Greenhouse with Hydroponics system
Tomato Growth Characteristics
1. Temperature.
The optimum temperature for assimilation is 20-25ºC, and the optimum soil temperature for root growth is 20-22ºC.
2. Light.
Tomatoes are short-day plants, but the requirements are not strict. Most varieties bloom earlier and grow robustly under 11-13 hours of sunshine.
3. Moisture.
Generally, the substrate humidity is 60-80%, and the air humidity is 45-50%.
Greenhouse Parameters:

Greenhouse Style

Venlo

Cover Material

PC Sheet

Structure

Hot-dip Galvanized steel pipe

Transmittance Rate

>80%

PC Sheet Thickness

6mm,8mm,10mm,16mm

Snow Load

0.35KN/m2

Span

9.6m, 10.8m, 12m

Wind Load

0.45KN/m2

Greenhouse main system:

Greenhouse structure

Hot-dip galvanized steel structure.

Connected by bolts, no welding, not easy to rust.

Can be used for more than 20 years.

Cover material
Polycarbonate sheet.

Hollow double PC sheet, anti-UV, anti-age, anti-drip.

It has good transparency. Light transmittance can be 90%.

Long life: can be used for more than 10 years.

Door

Aluminum sliding door.

The size can be designed as the truck size and other size.

It also can be steel door.

Greenhouse System (Option)

Top ventilation: rack&gear windows

It can realize air change to make the temperature down.

It also can change the air component.

Side ventilation system

If your local temperature is not high, just equip side ventilation is enough.

It can realize the air change and cool the greenhouse.

Outside shading system

If local wind speed too heavy, better not use it.

It can block the sunlight according to different shading rates, diffuse part of sunlight into greenhouse to protect the crops from
burning.

Inside shading system

It allows adequate water vapor transmission to prevent dew condensation on the underside of the curtain. The curtain is anti- UV
,it remains clean and effective for many years.

Cooling fan Cooling pad
Exhaust fan. It is negative pressure fan, it can make the air in the greenhouse out, then air can go into greenhouse through
cooling pad. It uses water evaporation cooling principle, working with cooling fan to make greenhouse temperature down.

We also provide heating and planting system according to your local climate and soil quality.
Technical Support

Our service :
*We can supply free sample for you checking quality.
*Any problem about our products will be solved at the most prompt time.
*We always offer relative technical support/consultant and kindly after-sales servie.
FAQ :
Q: Are you trading company or manufacturer ?
A: We are factory and we also have our trading company .
Q: How long is your delivery time?
A: Generally it is 20-30 days after order.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: How to install the greenhouse? Do you provide installation service?
A: We will provide paper or video building manual, or if needed we will send engineer to do installation guidance..