Cov txheej txheem kev tsim kho rau gypsum board ceilings feem ntau suav nrog ib qho - txheej thiab ob - txheej suspended ceilings. Cov txheej txheem feem ntau tau muab faib ua ib qho - txheej thiab ob txheej - txheej gypsum board ceilings, nrog rau tom kawg muab kev ua kom zoo dua tawg. Cov txheej txheem no siv lub teeb steel keel raws li lub moj khaum thiab ntawv- ntsib gypsum board raws li lub vaj huam sib luag, ruaj nrog tus kheej -tapping screws.
Thaum txhim kho ob - txheej gypsum board, cov txheej saum toj thiab hauv qab yuav tsum tau staggered thiab tsau, thiab cov pob qij txha tsis tuaj yeem ua rau tib lub keel. Qhov sib txawv ntawm 3-5 hli yuav tsum tau tso rau ntawm cov pob qij txha ntawm gypsum board, thiab qhov sib txawv tseem yuav tsum tau sab laug ntawm gypsum board thiab phab ntsa lossis lwm yam ntaub ntawv los tiv thaiv kev tawg vim thermal expansion thiab contraction. Tus kheej-tapping ntsia hlau taub hau yuav tsum tau recessed rau hauv lub rooj tsavxwm nto thiab tsis protrude.
Cov ceilings tsis zoo, xws li cov duab nkhaus lossis cov duab wavy, muaj cov txheej txheem tsim kho tshwj xeeb.
