Welcome to Lam Tai Fai College · 2020. 6. 30. · Apply 1.5mm thick "Nitoproof 600 PF"...
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Welcome to Lam Tai Fai College · 2020. 6. 30. · Apply 1.5mm thick "Nitoproof 600 PF" waterproofing system on floor with 300mm high up-turn Apply 3mm thick "Nitoproof 600 PF" with