Qhov kuaj hauv tse tshuab yog qhov kev txiav txim siab tseemceeb hauv kev tsim tsev thiab yog qhov khoom siv uas tau tsim los txig qhov chaw sib txuas ntawm kub mus rau hauv ib qho khoom uas muaj kev sib txuas kub zoo. Hauv kev tsim tsev, nws muaj feem ntau kho qhov teeb meem ntawm qhov sib txuas kub, thaum cov khoom siv xws li aluminum lossis steel frames, concrete slabs, lossis cov bracket tsim qhov chaw kub tuaj yeem ncaws lwm qhov chaw khib nyiab, ua rau kub poob ntau, muaj dej sov, muaj kab mob, thiab tsis nyob zoo rau tus neeg nyob. Qhov kuaj hauv tse tshuab yog ib qhov chaw uas muaj kev sib txuas kub yooj yooj uas tau xaiv tso rau saum npoo ntawm ob qhov chaw uas sib txuas kub zoo. Hauv qhov kev siv aluminum rau lub tsev, qhov no feem ntau yog ib qhov rooj twg muaj fiberglass reinforced polyamide (PA66 GF25/30) uas tau raug sau tseg thiab sometimes tau sau tseg hauv aluminum profile, tshem qhov chaw nraud thiab chaw nruab nrab tawm. Tus nqi siv tau ntawm qhov kuaj hauv tse tshuab yog qhov nws muaj kev txiav txim siab kub thiab nws muaj feem ntau rau tus leej U-value thiab linear thermal transmittance (Psi-value) ntawm qhov tsim. Tab sis, ib qhov kuaj hauv tse tshuab uas siv tau yooj yooj kuj tsum muaj zog meej meej los pab txhuam zog (xws li zog ntawm av thiab zog tshwj xeeb) mus rau sab nraud thiab sab nruab nrab, tiv thaiv kev hloov pauv thaum muaj zog ntau, thiab tshem qhov properties ntawm nws rau hauv ib qhov kub tshaj tshuaj thiab txhua lub sijhawm ntawm lub tsev. Kev siv qhov kuaj hauv tse tshuab tsis yog ib qhov kev txhim kho optional tab sis yog ib qhov yuav tsum muaj rau kev tsim tsev uas muaj kev nyab xeeb rau kub, yuav tsum tau theem los ntawm cov luj lawm hauv tsev nyob ntawm ntiaj teb thiab yuav tsum tau los ntawm kev tshuaj xyuas tsev nyob tshiab. Nws yog qhov tseemceeb uas sib cuag ntawm kev kawm khoom siv thiab kev tsim tsev kom zoo dua, nyab xeeb dua, thiab nyab xeeb dua.