I-Fiberglass Acoustical Ceiling Board isebenzisa uboya bengilazi obuqinile njengesisekelo, indawo engaphezulu imbozwe ngopende okhipha umsindo, futhi amagagasi omsindo awakhiqizi igagasi elikhanyayo ebusweni balo, elingalawula futhi lilungise isikhathi sokuvuvuka kwasendlini, linciphise umsindo wasendlini, i-echo, njll.I-Glass fiber ihlobisa ngaphezulu, uboya bengilazi obusondelene kakhulu ngaphakathi, akukho luthuli, umbala nokuma okungenziwa ngendlela oyifisayo, ukwakhiwa okulula nokusheshayo. Kunconywa ukuthi amaphaneli afakwe ezindongeni ezimbili eziphambene ukuze kulawulwe i-echo. ezindaweni ezizungezile, amaphaneli asetshenziswa kakhulu ehhotela, emagumbini omhlangano, emahholo, emakamelweni omculo, emitapo yolwazi, njll., lapho kunesicelo esikhethekile sokumuncwa umsindo.