Sealant cov khoom siv dav siv hauv lub tsev qhov rooj thiab qhov rais, kab hlau rhuav phab ntsa, kho kom zoo nkauj sab hauv thiab seam sealing ntawm ntau yam ntaub ntawv, nrog rau ntau yam khoom. Yuav kom ua tau raws li qhov xav tau, cov xim ntawm cov sealants kuj muaj ntau yam, tab sis nyob rau hauv cov txheej txheem siv tiag tiag, yuav muaj ...
Nyeem ntxiv