Sainpoly Large Multi-Span PE Film Hydroponic Greenhouse 1

Sainpoly Large Multi-Span PE Film Hydroponic Greenhouse 2

Sainpoly Large Multi-Span PE Film Hydroponic Greenhouse 3

Sainpoly Large Multi-Span PE Film Hydroponic Greenhouse 4

Sainpoly Large Multi-Span PE Film Hydroponic Greenhouse 5

Sainpoly Large Multi-Span PE Film Hydroponic Greenhouse 6

Sainpoly Large Multi-Span PE Film Hydroponic Greenhouse 7

Sainpoly Large Multi-Span PE Film Hydroponic Greenhouse

The Sainpoly Large Multi-Span PE Film Hydroponic Greenhouse is a spacious, multi-span structure covered with durable polyethylene film, built to support hydroponic systems and large-scale growing. Selling points: expanded multi-span layout for more planting area, UV‑stabilized PE film with good light transmission and weather protection, sturdy metal frame for long service life, modular/easy assembly and customization, plus designed ventilation and climate control options to maximize yields. Ideal for commercial or serious hobby growers who want efficient space use, better pest control, year‑round production, and higher productivity with lower operating costs.

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Top Height

1.8m

Thickness

0.12mm/0.15mm/0.18mm/0.2mm

Optional system

Cooling System.irrigation System.ventilation.etc

Ventilation

Roof Ventilation+side Ventilation

Advantage

Super Strong Resistance

MOQ

300sqm

Cooling system

Cooling Pad+Exhaust Fan

Structure

Hot Dip Galvanized Steel Structure

Length

Custonmized

Warranty

1 Year

Instruction for use

With installation manual and installation video.

Spacious Weatherproof Easy-Assembly Greenhouse

The Multi span Film greenhouse delivers cost-effective, high-yield growing with excellent light transmission and thermal insulation, helping growers scale production for vegetables, flowers or agritourism while reducing energy and setup costs. Designed in an arched multi-span shape and modular style, it features galvanized steel frames and UV-stabilized PE film, shipped in secure palletized packaging for easy onsite assembly and long-term durability. SAINPOLY provides climate-specific planning, optional heating systems, professional after-sales engineers and clear installation manuals to ensure fast installation and consistent crop results worldwide.

Spacious Multi-Span Hydroponic Greenhouse

The Sainpoly Large Multi-Span PE Film Hydroponic Greenhouse is a durable, large-scale Multi span Film greenhouse that pairs galvanized steel multi-span frames with UV-stabilized PE film to maximize light transmission, thermal insulation and weather resistance for efficient hydroponic cultivation. Its modular, easy-to-assemble structure and scalable spans provide cost-effective versatility—supporting vegetables, flowers, fruits, research and agritourism—while optional electric or water/boiler heating systems enable precise climate control across diverse regions. Produced in SAINPOLY’s dedicated factory with high self-produced component ratios and professional planning and after-sales engineering, the system emphasizes customizable layouts and reliable global performance for large commercial projects.

Here are three four-word subheading options:

SAINPOLY’s Multi span Film greenhouse offers an economical, practical solution for large-scale and multi-span cultivation, using durable plastic film to ensure excellent light transmission and thermal insulation. Manufactured by Weifang SAINPOLY Greenhouse Equipment Co., Ltd., founded in 1997, it supports vegetable, flower and fruit production as well as research, education and agri-tourism, with production capacity from a 16,000 m² facility. Available with tailored heating systems for small and large areas and backed by experience in over 72 countries, it includes planning, installation drawings and professional after-sales service.

◎ Which would you like?

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Durable Efficient Productive Versatile

Sainpoly’s Large Multi-Span PE Film Hydroponic Greenhouse was developed with reinforced galvanized frames and UV-stabilized polyethylene, reflecting the brand’s focus on durable, high-performance structures for commercial growers. This Multi span Film greenhouse combines modular multi-span architecture with integrated irrigation, ventilation and climate control features to support hydroponic systems and year-round scalable production. Key features and advantages include double-layer PE for insulation and uniform light diffusion, corrosion-resistant frames, quick-install connectors, excellent thermal retention, and low maintenance for improved yields and cost efficiency.

Material introduction

The Multi span Film greenhouse uses high-grade, UV-stabilized polyethylene (PE) film as the primary cover material, offering superior light transmission, thermal insulation and resistance to tearing and weathering. Its load-bearing structure is built from hot-dip galvanized steel and precision-fabricated components produced in SAINPOLY’s own plant, delivering corrosion resistance, structural rigidity and long service life for large hydroponic installations. Together these materials create an efficient, low-maintenance hydroponic environment that balances durability, energy efficiency and easy assembly for diverse climates and large-scale cultivation.

◎ Galvanized Steel Frame

◎ UV-Stabilized PE Film

◎ Fasteners, Connectors & Seals

FAQ

What types of crops and hydroponic systems work best in the Sainpoly Large Multi-Span PE Film Hydroponic Greenhouse?

This greenhouse is well suited for a wide range of hydroponic crops — leafy greens (lettuce, kale, spinach), herbs (basil, cilantro), microgreens, strawberries, and larger vine crops (tomato, cucumber, pepper) with appropriate trellising. It supports common hydroponic systems including NFT (nutrient film technique), DWC/raft, ebb-and-flow, drip systems and low-pressure aeroponics. Choose system type based on crop root volume and spacing needs (e.g., NFT for compact leaf production, raft/DWC for high-density lettuce).

How should I plan and install hydroponic equipment inside this multi-span greenhouse?

Plan layout for clear working aisles and uninterrupted channel runs. Place reservoirs and pumps centrally or in a service area for easy access; run nutrient lines along the span ridges or under benches. Use sturdy benches or channel supports that span the greenhouse ribs. Install water filtration, a circulation pump, pH/EC meters, and an automated dosing or mixing system if possible. Provide overhead or side-mounted grow lights for winter or high-density production, and arrange irrigation/drainage so nutrient solutions return to reservoirs without cross- contamination.

What climate control and ventilation options are recommended for good crop performance?

Multi-span PE film houses need active airflow and heat/cold management. Use roof/side vents, roll-up sides or exhaust fans for ventilation; consider circulation fans to reduce microclimates. In hot climates add shade cloth and evaporative cooling (pad-and-fan) or misting; in cold climates use heaters and insulating measures (double-layer film or thermal screens). Install environmental controllers and sensors (temperature, humidity, CO2) to automate fans, heaters and shading for stable conditions.

How do I assemble, anchor, and maintain the PE film covering to ensure longevity and safety?

Assemble following the manufacturer manual, starting with the frame then film installation. Secure end walls and purlins first, then tension the PE film across spans evenly to avoid flapping. Anchor the base frame into the ground with ground screws, concrete footings or ballast appropriate to local wind loads. Maintain film by regular cleaning with mild soap and water, repairing punctures with patch kits, and re-tensioning if sagging occurs. PE film life varies by UV-stabilization and climate; expect replacement every few years in high-UV zones — contact the supplier for exact lifespan and spare film availability.

Can this greenhouse support year-round production, and what are the energy implications?

Yes — with proper insulation, heating and supplemental lighting the shelter can support year-round hydroponic production. Energy needs rise significantly in winter: heating, supplemental LEDs, and humidity control are the major costs. Use thermal screen systems, efficient LEDs, zoned heating and automation to reduce energy use. In moderate climates you can use season-extension strategies (insulation, night curtains, crop selection) to avoid high winter heating demand.

What site, safety and regulatory considerations should I address before installing a large multi-span hydroponic greenhouse?

Choose a level, well-drained site with good access for deliveries and utilities. Plan electrical supply for pumps, lights and climate control; ensure circuits are installed by a qualified electrician and use GFCI protection around wet areas. Design proper drainage and backflow prevention for nutrient solutions; follow local codes for water discharge and chemical storage. Check local zoning and permit requirements for greenhouse size and water use. Implement biosecurity (clean footwear, pest monitoring, waste handling) and routine sanitation to protect hydroponic crops from pests and diseases.

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