Color Coated Aluminum Gutter System Prepainted Aluminium Rain Gutter Downspout for Villa Residential Building Roof Drainage

1. Core Advantages

1. Complete system one-stop supply：Full set gutter system including gutter channel, downspout pipe, elbow, bracket, hanger, end cap, outlet, drop outlet, etc. One-stop purchase, no need to source from multiple suppliers, save procurement cost.

2. Super anti-corrosion performance：Aluminum base + color coating double protection, no rust no corrosion, 20-30 years service life, 3-5 times longer than PVC and steel gutter. No need painting and maintenance.

3. Rich colors & styles：K-style and half-round two main gutter shapes; 20+ standard colors in stock, custom color matching available. Match different building styles perfectly, beautiful appearance.

4. High strength & light weight：Aluminum alloy material, high strength not easy to deform, light weight reduce building load, easy to transport and install.

5. Excellent weather resistance：PE coating for normal area; PVDF fluorocarbon coating for coastal and severe environment, anti-UV anti-fade, no cracking no peeling under extreme temperature.

6. Eco-friendly & recyclable：100% recyclable aluminum material, no toxic substance, environmental friendly. No pollution after service life.

2. Production Process

Prepainted aluminum coil raw material → uncoiling → roll forming machine continuous bending → fixed length cutting → punching & notching → surface protective film → inspection → accessories matching → bundling & packaging.

High precision roll forming line ensures accurate size, smooth edge, no paint peeling at bending position.

3. Standard Technical Parameters

• Base material: 1060 / 3003 aluminum alloy

• Gutter thickness: 0.5mm, 0.6mm, 0.7mm, 0.8mm, 1.0mm

• Gutter shapes: K-style (most popular), Half-round, Box gutter

• Gutter sizes: 5", 6", 7", 8" standard sizes

• Downspout sizes: 2"×3", 3"×4", 4"×5" rectangular; 3", 4" round

• Downspout thickness: 0.4mm – 0.8mm

• Coating type: PE Polyester / PVDF Fluorocarbon

• Standard colors: White, Brown, Black, Grey, Bronze, Blue, Red, etc.

• Standard length: 10ft, 12ft, 20ft per piece

4. Main Application Fields

1. Residential buildings: Villa, townhouse, apartment, residential house roof drainage

2. Commercial buildings: Office building, shopping mall, hotel, school, hospital

3. Industrial buildings: Factory, warehouse, workshop, logistics park roof drainage

4. Public buildings: Stadium, exhibition hall, station, airport roof system

5. Renovation projects: Old building gutter replacement, roof renovation and upgrading

5. Full Set Accessories List

• Gutter channel (main body)

• Downspout / downpipe

• Elbow (A-style / B-style)

• Gutter bracket / hanger

• End cap (left / right)

• Outlet / drop outlet

• Gutter union / connector

• Downspout strap / bracket

• Gutter guard / leaf screen (optional)

6. Export Packaging Standard

Each gutter and downspout covered with PE protective film; profiles bundled in groups with foam separation; accessories packed in separate carton boxes; whole goods placed on fumigated wooden pallet, fixed with steel strapping, wrapped waterproof film. Long size profiles can be loaded directly in container. Each package marked clear label including color, size, quantity and item code. Fumigation certificate provided for customs clearance.

7. Inspection & After-sales Service

Triple strict inspection before delivery: dimension & shape accuracy check, coating thickness & adhesion test, color difference comparison, surface defect inspection, accessories completeness check. Full set documents provided: installation guide, coating performance report, MTC mill test certificate, MSDS, commercial invoice & packing list. If any quality problem found within 7 working days after receiving goods, send photos & video evidence, we will respond within 24 hours and provide re-production, supplementary shipment or reasonable compensation solutions.

FAQ

Q1: What gutter style is most popular? What size should I choose?

A: K-style gutter is most popular for modern buildings, 5" for residential house, 6" for villa and commercial building with large roof area. Half-round for classic and European style buildings.

Q2: How long is the service life of aluminum gutter?

A: PE coating aluminum gutter service life 15-20 years; PVDF fluorocarbon coating service life 25-30 years, much longer than PVC (5-8 years) and steel gutter (8-12 years).

Q3: Can you supply full set gutter system including all fittings?

A: Yes, we supply complete one-stop gutter system including all accessories: gutter, downspout, elbow, bracket, end cap, outlet, etc. No need to buy from different suppliers.

Q4: Is aluminum gutter suitable for coastal salty area?

A: Yes, aluminum gutter has natural anti-corrosion performance. Choose PVDF fluorocarbon coating for seaside area, better anti-salt spray, 25-30 years service life.

Q5: Can I install aluminum gutter by myself?

A: Yes, aluminum gutter is light weight and easy to install, standard size and fittings, most homeowners and contractors can install with simple tools. We also provide installation guide.