Adjustable Anodized Aluminum Solar Panel Roof Mount Kit – China Suppliers and Factory for Tile & Corrugated Roofs 21
Introducing the 21# aluminum solar panel roof brackets, a top choice among suppliers in China for both tile and corrugated roofs. This versatile roof hook is designed for compatibility with various series rails and nuts, allowing for customizable height adjustments to ensure optimal installation on your roof. Sourced from our trusted factory, the 21# roof hook guarantees durability and reliability, making it an essential component for your solar panel setup.
Design Features
- ✅ 21# roof hook can be adjusted height to meet clients' request.
- ✅ It is also support to customize specification and color.
- ✅ It is suitable for tile roof or corrugated roof on solar roof brackets.
- ✅ It can be matched different series rails and nuts.
Specification
| Item No | AS-RH-21 |
| Brand | Aisinee |
| Country of Origin | China |
| Material | AL6005-T5 |
| Specs | Cutting length 150mm & 32mm |
| Surface Treatment | Anodized above 10um |
| Color | Silver, black or customer's requirement |
| Usage | For solar panel roof mounting system |
| Certificate | ISO / CE / SGS / AS / NZS / JIS / ASCE7-10 |
| Service Life | About 25 years |
| Guarantee Period | About 20 years |
| Port of Loading | Xiamen Port, China |
| Payment Terms | 100% TT, L/C at sight |
Detail and Assembly Diagram

Solar roof hook AS-RH-21 used for solar roof mounting system matching other specification screws and bolts.

Solar roof hook adjustable height: from 48–57 mm
Compatible Nut and Rail for Hook 21#

D Nut

T Nut

X Nut

DR Series Rails

9# Rails

XR Series Rails

SR Series Rails
Please refer to each series' information card for details.
Tile Roof Hooks 21# Installation Diagram
Ref Study Case
- 📌 Glazed tile roof solar roof hook
- 📌 2019 South Africa solar roof mounting system
Download
📄 Download for more detail, including Installation Manual and Product Manual.
Packaging and Shipping
| Sales Unit | Per meter / Per pcs | Package Type | ● Inner packing: wrapping paper/film; ● Outer packing: wooden case |
| Lead Time: | |||
| Quantity (Sets) | 1 – 1,000 | 1,001 – 5,000 | 5,001 – 10,000 |
| Working Days (UTC+8) | 1 – 7 | 7 – 10 | 10 – 15 |
| > 10,000 | Subject to negotiation | ||
Frequently Asked Questions (FAQ)
❓
What is the adjustable height range of the 21# roof hook?
The 21# roof hook features an adjustable height range of 48–57 mm, allowing it to be customized to meet different installation requirements on tile or corrugated roofs.
❓
What material is the AS-RH-21 roof hook made of?
The AS-RH-21 roof hook is manufactured from AL6005-T5 aluminum alloy with an anodized surface treatment of above 10μm, ensuring excellent corrosion resistance and long-term durability.
❓
Which types of roofs is the 21# roof hook compatible with?
The 21# roof hook is designed for use on both tile roofs and corrugated roofs as part of a solar roof bracket mounting system.
❓
What rails and nuts are compatible with the 21# roof hook?
The 21# roof hook is compatible with DR series rails, 9# rails, XR series rails, and SR series rails. It also supports D Nut, T Nut, and X Nut. Please refer to each series' information card for further details.
❓
Can the color and specification of the roof hook be customized?
Yes. The AS-RH-21 roof hook supports custom specifications and colors. Available standard colors include silver and black, with other colors available upon customer request.
❓
What certifications does the AS-RH-21 roof hook hold, and what is its service life?
The AS-RH-21 roof hook is certified under ISO, CE, SGS, AS/NZS, JIS, and ASCE7-10 standards. It has an expected service life of approximately 25 years and a guarantee period of about 20 years.
Get in Touch
You can also contact us via phone, email, or social media, and we will respond as quickly as possible.
Address
Unit 301, No. 600 GuankouSouth Road, Jimei District, Xiamen,China




















