A man is cleaning a window on the side of a building.

City skyline

Photo By: John Doe
Button
A white background with a few lines on it

清潔表面

在進行修補前，需清理漏水區域的灰塵、污垢和舊的防水材料，以確保新材料的附著力良好。

A white house with arched windows is behind a brick fence.

City skyline

Photo By: John Doe
Button
A black and white silhouette of a phone on a white background.

填補裂縫

對於發現的裂縫或孔洞，使用專業填補材料進行修補，確保裂縫完全封閉，避免水分再次滲透。

A white brick building with a large arched window

City skyline

Photo By: John Doe
Button
A black and white image of a person standing on a white background.

測試效果

修補完成後，需進行漏水測試，檢查修復是否成功。觀察有無滲水現象，確保外牆在未來能夠抵擋水分侵入。