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M-shaped Photovoltaic Gutter

M-shaped Photovoltaic Gutter is a high-strength drainage and water management system designed for solar rooftop installations. It efficiently channels rainwater while integrating with PV mounting structures. Made from corrosion-resistant galvanized steel or aluminum alloy, it ensures durability, leak protection, and long-term stability for solar energy systems in commercial and industrial projects.
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>> Product Advantage

1. High-Efficiency Water Drainage Design

The M-shaped structure provides optimized rainwater diversion, preventing water accumulation on solar rooftops.It enhances the drainage efficiency of large-span roofs and improves the safety of the system, ensuring stable performance even under heavy rainfall conditions.

2. Strong Corrosion Resistance & Durability

Made from hot-dip galvanized steel or aluminum alloy, the gutter offers excellent resistance to rust, UV exposure, and harsh environments, The service life exceeds 20 years.

3. Seamless Integration with Solar Mounting Systems

Designed to perfectly match photovoltaic mounting structures, the M-shaped gutter ensures smooth installation without affecting panel layout. It can enhance the overall structural efficiency and installation speed.

4. Enhanced Structural Load-Bearing Capacity

Engineered with reinforced M-profile geometry, the gutter withstands heavy rainfall, wind loads, and snow pressure. Can ensure long-term stability under extreme weather conditions.

5. Easy Installation & Low Maintenance Cost

The modular design allows quick assembly, reducing labor time and installation costs. Minimal maintenance is required due to its anti-clogging structure.


>> Technical Parameters

Material OptionsZAM steelSurface TreatmentHot-dip galvanized
Corrosion ResistanceHigh resistance for outdoor & coastal environmentsUV ResistanceYes
Weather ResistanceSuitable for extreme climatesEffective Width120 - 170 mm (customizable)
Height40 - 150 mmThickness0.8 - 2.0 mm (standard: 1.0 / 1.2 / 1.5 mm)
Length2m / 3m / 6m / customizedService Life20 - 25 years


>> Product Uses

1.Industrial Factory Rooftops

Installed on large industrial solar roofs to efficiently drain rainwater and protect photovoltaic mounting structures from water accumulation and leakage.

2.Solar Carport Systems

Used in photovoltaic carports to improve drainage performance, maintain dry parking spaces, and enhance overall waterproof protection.

3.BIPV Roofing Projects

Integrated into Building Integrated Photovoltaic systems for combined drainage, waterproofing, and structural support in modern green buildings.

4.Agricultural Solar Greenhouses

Suitable for greenhouse solar projects, helping manage rainwater efficiently while protecting crops and photovoltaic structures.

5.Commercial Building Rooftops

Applied in shopping malls, office buildings, and commercial solar installations to ensure stable drainage and long-term roof protection.

6.High Rainfall & Coastal Areas

Ideal for humid, rainy, and coastal environments due to its strong corrosion resistance and high-capacity water drainage design.


>> Product Operate Guide

1. Site Inspection & Measurement

Check the rooftop structure, photovoltaic layout, and drainage direction before installation. Measure the required gutter length, roof slope, and connection positions to ensure accurate fitting and efficient water flow.

2. Prepare Materials & Accessories

Prepare M-shaped gutters, connectors, brackets, bolts, sealants, drainage pipes, and installation tools. Confirm that all components match the photovoltaic mounting system specifications.

3. Install Supporting Structure

Fix the mounting brackets or support rails onto the roof structure according to the design drawings. Ensure the support system is level, stable, and capable of bearing wind and rain loads.

4. Position the M-shaped Gutter

Place the gutter along the designed drainage route beneath or between photovoltaic modules. Align all sections properly to maintain continuous water flow and structural stability.

5. Connect & Fix the Gutter Sections

Use splice connectors or bolts to join adjacent gutter sections securely. Apply waterproof sealant at the connection points to prevent water leakage during long-term outdoor use.

6. Install Drainage Outlets

Connect the gutter system to downpipes or drainage channels. Ensure smooth rainwater discharge and avoid blockage caused by improper outlet positioning.

7. Waterproof Inspection & Testing

After installation, perform water flow testing to check drainage efficiency and leakage conditions. Adjust connection points if necessary to achieve optimal waterproof performance.

8. Routine Maintenance

Regularly clean leaves, dust, and debris from the gutter channel. Inspect fasteners and sealants periodically to maintain stable drainage performance and extend service life.


>> FAQ

Q1. What is the difference between galvanized aluminum magnesium steel and ordinary galvanized steel?

A: Aluminum magnesium coating significantly improves corrosion resistance, especially suitable for high salt spray and acid rain areas, with a lifespan extension of more than 50%

Q2. Does the bracket require additional anti-corrosion treatment?

A: No need! The coating and passivation treatment have been completed before leaving the factory, and it can be used directly.

Q3. Can you provide a load-bearing calculation report?

A: We can provide third-party inspection reports along with the goods and support customized wind/snow load analysis for the project.

Q4. Do you accept sample orders?

A: Support! 3 sets minimum order, shipped within 7 days, sample fee can be deducted from bulk order.

Q5. Payment method and warranty period?

A: Accept TT/LC, with a 15 year warranty (free replacement for non-human damage.)"


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