Yam Taw Qhia:

10 cm Insultube
Haum rau xaim txog 4 hli (8 ga)
Yooj yim fastened nrog staples.
Rau siv rau ntawm cov ntoo ntoo.
UV ruaj khov thiab deigned rau lub neej ntev.
Ua ntej txiav mus rau 100mm qhov ntev kom yooj yim.

daim ntawv thov: