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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

Coldframe has been approved to be a very popular and affordable multi-purpose greenhouse globally to meet growers’ need of versatility, strength and labor saving.With pre-punched hot dip galvanized framing, the Stand Alone series offers superior strength, while enabling ease of installation.The Std. 9m and 10m. wide models, with approximately 8′and 10′ truss height are ideal for hanging basket applications.

Simple and effective solution for varied and complex topographic conditions
Excellent for natural ventilation by side-wall openings covered by insect nets and roll-up curtains, manually or electrically operated
Suitable for all climate conditions and adaptable to any type of landscape.
Pre-punched holes for easy installation
Made for Higher Snow Loads and Wind Loads
Offers maximum strength
Gothic Pitch Reduces Condensation Drip

Greenhouse Specifications:
Span: 9M and 10M
Reinforced Truss load: 15kg/SQM

Roof Vent Options:
Roll up; motorized roof vent

Truss options:
Bar joist, trellising, and cable

Roof options:
Gothic, round

Covering material options:
Polyethylene, Polycarbonate