RoughBrothers Coldframe Series Galvanized Steel Frame Vegetable Tunnel Plastic Greenhouse

Rough Brothers Greenhouse Manufacturing (Shanghai) Co., Ltd is wholly owned by Rough Brothers INC, the leading U.S. greenhouse manufacturer who has designed engineered, manufactured and installed commercial greenhouses, garden centers and conservatories since 1932.

With the design and quality control standards from our America head office, our Shanghai based manufacture center can assure you the best quality of competitive price greenhouse you ever want.

Our Cold Frame Greenhouse combines state of the art technology with a sound approach to construction. The stand alone Cold Frame Greenhouse is designed with additional height to improve growing environments and increase ventilation efficiency. Compared to a typical round pipe, this structure’s unique square tube assemblies provide greater resistance against snow, ice and wind. The simplicity of installation only adds to the list of outstanding benefits offered with Cold Frame Greenhouse.

General description:

Span width: 9.144/10.668m

Section width: 2m

Sidewall height: 1.22/1.83m

Peak height : 4.27/4.88m

Steel frame: hot dip galvanized

Film thickness:  0.15mm 3 layer coextruded - 4 year CLEAR poly film sheet

2 options of sidewall height : 4' and 6'

2 options of span width: 30' and 35'

(please kindly check below chart)

Features

Square tube construction with high tunnel performance

Hot dip galvanized steel pipes for better rust and corrosion protection

57*57*2.0mm square ground stakes

50*50*1.6mm square half bows on 2m center

32*1.5mm pipe roof purlins (3 or 5 runs)

32*1.5mm pipe 4 or more corner braces

32*1.5mm heavy-duty cross bar

Gothic shape roof

Additional height improves growing environments

Taller structures increase ventilation efficiency

Options:

Cross bar and "W" style truss for support equipment or hanging baskets.

Traditional Roll-up sidewall vents

Drop-down sidewall vents

Roll-up roof vents

Double sliding door of 2*2m

Double layer inflated film

Lighting system

Heating systems

Bench systems

Circulation fans

Exhaust fans and Wet pads

Superior quality

1. Square tube assemblies offer greater resistance against snow ,ice and wind

2..based on the section properties alone,the 2''square tube is 37% stronger than the 1.9'' round pipe

3. Gothic Arch profiles for greater structural integrity and snow/ice run off.

4. Heavy-duty purlin and wind bracing assemblies

Hightunnel performance

1. designed with ultra tall side wall and peak height

2. 30'wide structure,with 6'side walls ,provides 16' at the peak

3. additional height improves growing environments

4. taller structures increase ventilation efficiency

Competitive price

1. This single stand cold frame greenhouse is designed to meet almost any budget.

2. The key to maintain a low cost is our use of standard Windjammer components.

Easy installation

With easy to follow, step-by-step installation instructions you’ll find this greenhouse a very simple structures to erect. Even first-time builders find the experience easily manageable