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【牆壁修補】牆身甩灰,新手DIY三大步驟!附工具清單,五金鋪就買到!

當牆身灰層出現剝落,緊記不要直接上油漆。正確步驟是用要把鬆脫的灰層鏟乾淨,讓牆身表面貼服再開始修補。

DIY修補牆身剝落步驟

▸ 步驟 1:用剷牆刀或小漆鏟剷走鬆脫灰層

▸ 步驟 2:剷後牆上會有灰塵,用雞毛掃作基本清潔

▸ 步驟 3:如牆身剝落的範圍大,髹上一層水司拿作封固,如範圍只有20cm以內則可省略

▸ 步驟 4:待司拿乾透後,就可以批灰。一般批兩至三層,直到牆身平直。記得每一層底灰都不要批得太厚,乾透先可以批下一層

▸ 步驟 5:灰層乾透後,用砂紙省走凹凸不平的地方,再重新重新髹上油漆即可

工具清單

• 剷牆刀 / 小漆鏟(步驟1)

• 水司拿+油掃 (步驟3)

• 批牆灰、灰板、灰匙、水砂紙240-300號(步驟4)

• 乳膠漆、油掃/油轆(步驟5)

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