![Installation Guide for Half Round Rain Gutter System Step 1](https://en.lesso.com/blogs/wp-content/uploads/2020/09/lesso-half-round-rain-gutter-system-installation-guide-1.jpg)
Step 1. Draw a line on the wall according to the direction of drainage and slope, to confirm the location of gutter lock.
![Installation Guide for Half Round Rain Gutter System Step 2](https://en.lesso.com/blogs/wp-content/uploads/2020/09/lesso-half-round-rain-gutter-system-installation-guide-2.jpg)
Step 2. Drill holes on the fixed point, then firm bottom bracket and eave bracket on the slope roof with expansion screws.
![Installation Guide for Half Round Rain Gutter System Step 3](https://en.lesso.com/blogs/wp-content/uploads/2020/09/lesso-half-round-rain-gutter-system-installation-guide-3.jpg)
Step 3. One accessory shall be supported with two bottom brackets. (Bottom bracket is used for supporting the accessory and eave bracket for half-round rain gutter)
![Installation Guide for Half Round Rain Gutter System Step 4](https://en.lesso.com/blogs/wp-content/uploads/2020/09/lesso-half-round-rain-gutter-system-installation-guide-4.jpg)
Step 4. Coat the connection surfaces of the end cap evenly with PVC solvent cement. The coating depth shall be 15~20mm. Then put the half-round rain gutter end into end caps and keep lmin. (Other accessories do not require to be coated with PVC solvent cement, except for end cap.)
![Installation Guide for Half Round Rain Gutter System Step 5](https://en.lesso.com/blogs/wp-content/uploads/2020/09/lesso-half-round-rain-gutter-system-installation-guide-5.jpg)
Step 5. Put the drop outlet into the installed bottom bracket.
![Installation Guide for Half Round Rain Gutter System Step 6](https://en.lesso.com/blogs/wp-content/uploads/2020/09/lesso-half-round-rain-gutter-system-installation-guide-6.jpg)
Step 6. The installed half-round rain gutter overlap the socket of drop outlet, then fasten.
![Installation Guide for Half Round Rain Gutter System Step 7](https://en.lesso.com/blogs/wp-content/uploads/2020/09/lesso-half-round-rain-gutter-system-installation-guide-7.jpg)
Step 7. Install the top bracket.
![Installation Guide for Half Round Rain Gutter System Step 8](https://en.lesso.com/blogs/wp-content/uploads/2020/09/lesso-half-round-rain-gutter-system-installation-guide-8.jpg)
Step 8. Insert screwdriver into the bracket buckle to firm top and bottom bracket.
![Installation Guide for Half Round Rain Gutter System Step 9](https://en.lesso.com/blogs/wp-content/uploads/2020/09/lesso-half-round-rain-gutter-system-installation-guide-9.jpg)
Step 9. Adjust the position after installation.
Notes:
- According to the rainwater system structure, the distance between two neighboring drop outlets shall be 8-12m, drainage slope of half-round rain gutter shall be l%-2%, and the highest point shall be placed at the center of two neighboring drop outlets.
- Each accessory is equipped with two combined brackets. Eave bracket matches half-round rain gutter. Attention that the distance between combined brackets with eave bracket is generally lm.
- Half-round rain gutter shall be 50mm away from the eave. Combined brackets at the end of eave end must be fixed with expansion screws.