Mtsinje wa IPE, womwe umatchedwanso I-beam kapena universal, ndi chitsulo chautali chachitsulo chokhala ndi gawo lofanana ndi chilembo "I". Amagwiritsidwa ntchito makamaka muzomangamanga ndi zomangamanga kuti apereke chithandizo ndi kukhazikika kwa nyumba ndi zina. Miyendo ya IPE idapangidwa kuti ikane kupindika ndikuthandizira katundu wolemetsa, kuwapangitsa kukhala kusankha kosunthika pama projekiti osiyanasiyana omanga. Amagwiritsidwa ntchito pomanga mafelemu, nyumba zamafakitale, milatho.