Hauj lwm lawm
Kev tsis
Stair Carpet Nosing / Stair Edges Kev Tiv Thaiv cov kauj ruam tuav tus taw ntaiv
Qhov zoo ntawm cov kauj ruam ceev xwm lub rooj zaum:
1. Hloov kho sab hauv los sis sab nrauv kom ceev nrooj, txav los tiv thaiv!
2. Tshem tawm cov nqi tsawg thiab sijhawm tshem tawm cov kauj ruam!
3. Txo qhov kev pheej hmoo ntawm kev raug mob thiab tej zaum yuav ua txhaum!
4. Cov txiaj ntsim kev txuag cov nqi tseem ceeb hloov cov ntawv sau tiav stair!
