The Trim and flashing of the metal building, which mainly uses for waterproofing. Generally refers to the colored metal sheet folding parts, which folded according to the actual size. In this article, we detail to introduce how to Trim Metal Building

There are two main effects for Steel Building Trim :

1. It is preventing rain leakage; 2. Its uses for decoration.

Roof Trim System: roof ridge cap, eave trim, gable trim, gutter
Material: color steel coil, thickness: 0.4-0.6mm, length 4m, overlap length: 50-100mm.

1.Roof ridge cap
The ridge cover used on the roof of a steel structure building, where the two roofs meet at the ridge to prevent roof leakage and moisture penetration.

2.Eave trim
The eave trim is located at the end of the roof panel near the top of the wall panel, creating a beautiful appearance, it also guiding the rainwater, which prevents it from falling on the wall panel and windows.

3.Gable trim
Gable trim is a metal waterproof panel used at the intersection of roof panels and wall panels along the edge of the roofline. It used to block the color steel plates at the junction and prevent rainwater from seeping into the steel structure from the intersection.

4.Gutter
The gutter can replace the edge of the cornice to guide the rainwater from the roof to the downspout. The downspout is connected to the channel and fixed on the wall girt. The rainwater flows to the ground and away from the foundation without encountering the wallboard.

5.Wall Corner trim
It uses at the corner of the wall, which applies to decorate the wall panels and prevent rainwater from flowing into the interior of the building.

6.Base Trim
Its uses at the intersection between the wall panel and the foundation or brick wall. It uses to cover the foundation or brick wall to prevent rainwater from flowing into the interior of the metal building.