Sainpoly PC Greenhouse 9.6/10.8/12m 4m Bay Galv Steel Frame 1

Sainpoly PC Greenhouse 9.6/10.8/12m 4m Bay Galv Steel Frame 2

Sainpoly PC Greenhouse 9.6/10.8/12m 4m Bay Galv Steel Frame 3

Sainpoly PC Greenhouse 9.6/10.8/12m 4m Bay Galv Steel Frame 4

Sainpoly PC Greenhouse 9.6/10.8/12m 4m Bay Galv Steel Frame 5

Sainpoly PC Greenhouse 9.6/10.8/12m 4m Bay Galv Steel Frame 6

Sainpoly PC Greenhouse 9.6/10.8/12m 4m Bay Galv Steel Frame 7

Sainpoly PC Greenhouse 9.6/10.8/12m 4m Bay Galv Steel Frame

The Sainpoly PC Greenhouse 9.6/10.8/12m 4m Bay Galv Steel Frame is a modular, heavy-duty greenhouse offered in 9.6, 10.8 or 12 meter lengths with 4 meter deep bays. It pairs a galvanized steel frame with twin-wall polycarbonate (PC) panels for strong, rust-proof support, good light transmission and weather resistance. Simple to assemble and expand, it gives reliable ventilation, crop protection and year-round growing space for hobbyists and small growers.

Usage scenarios:

- Home gardeners can extend the season, start seedlings and shield tender plants from frost, wind and pests.

- Small commercial growers and nurseries can run vegetable, herb or flower production with the sturdy bays and easy expansion.

- Schools, community gardens and research plots can use it for teaching, experiments and year‑round crop displays.

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Ventilation system

Manual and Electric

Bay Width

Span Width

9.6m 10.8m 12m

Packing

Safe Packing

Covering

PC Sheet Cover Greenhouse

Frame material

Glavanized Steel Materials

Height

4.5-8m

Cooling system

Cooling Fan System

Instruction for use

With installation manual and installation video.

Durable Galvanized, Weatherproof PC

The Multi span Polycarbonate greenhouse delivers durable, weatherproof growing space with galvanised steel frames and impact-resistant polycarbonate panels rated for 120 km/h winds, 30–55 kg/m² snow load and 140 mm/h rain. Modular bays (9.6, 10.8 or 12 m widths with 4 m single bays and 4.5–8 m heights) and 15–30 kg/m² crop-loading capacity provide flexible, roomy layouts for commercial and hobby growers. Safe packing, sleek multi-span shape and galvanised-steel quality ensure easy installation, long lifespan and reliable crop protection year-round.

Sturdy Expandable PC Greenhouse

The Sainpoly Multi span Polycarbonate greenhouse combines a galvanized steel frame with modular single-span options of 9.6, 10.8, or 12 m and 4 m bay widths, yielding structures 4.5–8 m tall for scalable commercial use. Engineered polycarbonate panels and robust framing deliver insulation and high light transmission while meeting demanding environmental specs—wind resistance up to 120 km/h, snow loads of 30–55 kg/m², maximum rain intensity 140 mm/h, and crop loading capacity of 15–30 kg/m²—ensuring reliable crop protection and season extension. Safe packing, straightforward assembly and a sturdy multi-span layout create a durable, low‑maintenance system that supports intensive cropping and flexible expansion.

Modular Galvanized PC Greenhouse

The Multi span Polycarbonate greenhouse is available in single-span widths of 9.6m, 10.8m, and 12m with a 4m single bay width and heights from 4.5 to 8m. Built with a galvanized steel frame and polycarbonate panels, it withstands wind up to 120 km/㎡, snow loads of 30–55 kg/㎡, and supports crop loading of 15–30 kg/㎡. Designed for heavy weather, it copes with rainfall up to 140 mm/h and is shipped with safe packing for straightforward installation.

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Durable, Insulated, Weatherproof, Versatile

The Sainpoly PC Greenhouse 9.6/10.8/12m 4m Bay Galv Steel Frame blends a precision-engineered galvanized steel skeleton with UV-stable multiwall polycarbonate panels, reflecting Sainpoly's horticultural expertise to ensure durable strength, even light distribution and corrosion resistance. As a Multi span Polycarbonate greenhouse, it supports modular bay expansion and optimized ventilation, delivering high snow and wind load performance and consistent thermal retention for reliable year-round cultivation. Features and advantages include quick-assembly galvanized framing, customizable lengths (9.6/10.8/12m) with 4m bays, reinforced ridge and gutter system, optional doors and vents, low maintenance, long service life and dedicated warranty and technical support.

Material introduction

The Multi span Polycarbonate greenhouse pairs tough multiwall polycarbonate panels with a corrosion-resistant galvanized steel frame for durable, light-transmitting crop protection. Available in single-span widths of 9.6 m, 10.8 m and 12 m with 4 m bay spacing and heights from 4.5–8 m, the structure supports crop loads of 15–30 kg/m². Safely packed for transport, the assembly is engineered to resist winds up to 120 km/h, snow loads of 30–55 kg/m² and heavy rain up to 140 mm/h for reliable, long-term performance.

◎ Sainpoly PC Greenhouse 9.6m

◎ Sainpoly PC Greenhouse 10.8m

◎ Sainpoly PC Greenhouse 12m

FAQ

What types of gardening or farming are best suited for the Sainpoly PC Greenhouse (9.6/10.8/12m, 4m bay galvanised steel frame)?

The greenhouse is ideal for intensive hobby and small-to-medium commercial uses: vegetable and herb production, seedling propagation, cut flowers, nursery stock and potted plants. Its sturdy galvanised frame and polycarbonate panels support year-round growing, especially for high-value crops like tomatoes, peppers, greens and ornamentals.

How does the 4m bay design affect layout and expansion possibilities?

The 4m bay spacing creates a modular structure so you can choose different total lengths (e.g., 9.6, 10.8 or 12 m) or extend later by adding bays. This makes it easy to plan benching, aisle space and irrigation lines and to expand production as needs grow.

What ventilation, heating and climate control options work best in this greenhouse?

Use a combination of natural ventilation (roof vents and roll-up sidewalls), exhaust/ circulating fans and automated vent controllers for summer cooling. For winter season extension, add electric or propane heaters and thermostats; multi-wall polycarbonate panels provide insulation but supplemental heating and proper airflow are recommended for frost-sensitive crops.

What foundation, anchoring and installation considerations should I plan for?

Install on a leveled base — common options are concrete strip footings, slab or heavy-duty ground anchors with base rails. Assembly typically requires basic tools and two or more people; follow the manufacturer’s instructions for bolting and sealing. Proper anchoring is essential for wind resistance and longevity.

How should I maintain the galvanised steel frame and polycarbonate panels in different climates?

Clean panels periodically with mild soap and water (avoid harsh solvents or abrasive scrubbers), inspect seals and gaskets, remove debris and clear snow promptly to prevent load buildup. Check galvanised fittings for loose bolts and clean or lubricate moving parts; touch-up any damaged protective coatings to slow corrosion.

Can the greenhouse handle heavy snow or strong winds, and what precautions are recommended?

The galvanised frame is robust, but actual performance depends on local wind and snow load ratings — verify with the supplier and local codes. In heavy-snow areas, add structural bracing, reduce bay spans if possible, and clear snow frequently. For high-wind zones use deeper anchors, reinforce end walls and consider windbreaks to reduce direct exposure.

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