Kev sib txuas thiab kev sib sau ua haujlwm ob yam rau ib qhov chaw siv khoom uas tsim los nyob ze tshaj plaws kom dhau mus rau saum toj thiab kev sib sau nyob hauv qhov chaw pib thiab kev siv hauv tsev lag luam. Cov khoom siv ntau yam no txheej xyuas ob qhov kev tshwm sim tseem ceeb: txo qhov sib txuas, sib npaug, thiab sib dhau ntawm qhov kub, thaum twg lub suab cuag, xauv, lossis sib tsho. Tus tswv yim kho mob nyob saum tog no feem ntau muaj cov khoom siv zoo tshaj plaws uas muaj cov duab (fiberglass, mineral wool), cellular foams (polyurethane, polystyrene), lossis cov khoom viscoelastic uas muaj kev txaus siab rau qhov kub thiab kev tsoom suab. Kev ua haujlwm kub raug nqi los ntawm R-value (imperial) lossis lambda-value (metric), uas yog qhov txaus siab rau kev dhau kub, thaum kev ua haujlwm suab raug nqi los ntawm Noise Reduction Coefficient (NRC), Sound Transmission Class (STC), thiab Impact Insulation Class (IIC). Cov khoom siv tshaib feem ntau siv mass-loaded vinyl barriers rau kev cuam tshuam suab nruab nrab tom qis thiab aerogel-enhanced layers rau kev txaus siab kub tshaj plaws hauv qhov chaw me me. Cov kev tsim kho khoom tsim kho cov khoom siv ntau thiab me me, porosity, thiab daim ntawv los txhim kho ob qhov kev ua haujlwm. Cov kev siv khoom muaj ntau yam li tsev (ntsi, tog, av), kev siv tshuab, qhov chaw hauv roj tshuab, thiab tsev lag luam. Qhov kev xa khoom xav tau cov ntsiab lus tias yog kev sib txuas kom tsis txhob muaj kub dhau lossis suab tshuab tshuab. Lawv muaj txej ruag rau kev ruaj khov kub, txo qhov kub thiab sib sov, thaum twg muaj kev tsoom suab. Cov phiaj xwm tshaib xav tau cov khoom siv tshiab uas muaj cov khoom siv tas los, tsawg VOC, thiab tuaj yeem siv dua thaum tas siv. Kev txhim kho kev ua haujlwm los ntawm kev test standard (ASTM, ISO, EN) kom paub tias lawv nyob rau hauv cov luj lawm thiab cov kev pab cuam tshiab. Kev sib xyaw ntawm kev sib txuas thiab kev sib sau yog ib qhov kev txhim kho holistic rau kev tswj hwm dej, tshaj tawm nyob hauv ntej tshwj xeeb thaum kev ruaj khov kub thiab kev tsoom suab yog tib yam tshwj xeeb.