Nyob rau hauv lub realm ntawm sab hauv tsim thiab rooj tog functionality, hinges ua si ib tug tseem ceeb luag hauj lwm nyob rau hauv kom ntseeg tau tias durability thiab durability ntawm ntau fixtures. Ntawm ntau hom pob khawm muaj nyob rau hauv kev ua lag luam, ob txoj kev hydraulic pob khawm sawv tawm rau nws cov khoom tshwj xeeb uas txhim kho cov neeg siv kev paub thiab txhim kho lub neej ntev ntawm cov khoom hauv tsev. Hauv qhov no, peb yuav tshawb nrhiav qhov zoo ntawm ob txoj kev hydraulic hinges thiab lawv cov kev siv ntau yam hauv cov chaw nyob.