E3 Ukunwebeka
A. Isisindo esilula:
Kulula ukuyiphatha (15kg/m²) futhi iphephile ukuyiphatha.
B. Ukuhlanganiswa okulula:
Kuhlanganiswe ngokhiye bokuxhuma. Akukho zipikili zensimbi, i-chainsaw, neminye imikhiqizo engaba yingozi.
C. Ukuhlukahluka okuphezulu:
Imininingwane ephelele yefomu, ukwakheka kwe-modular, ukuhlanganiswa kwamahhala nokuhlanganiswa kabusha endaweni yokwakha,imodi yokulungisa kabusha amaphrojekthi amasha, asikho isidingo sokubuyela ukuze kucutshungulwe kabusha
E4 Ezemvelo
A. Kuhlanzekile futhi kucocekile:
Izindawo zokukhiqiza nezokwakha zihlanzekile futhi zihlelekile kahle.
B. Ukwakhiwa okuphephile:
Amandla aphezulu kanye nesisindo esincane. Kuncane kakhulu ngezipikili zensimbi, izintambo zensimbi noma ezinye izinkinga eziyingozi.
C. Ukuhlukahluka okuphezulu:
Lwela ukukhiqiza okuluhlaza kanye nensimu yokwakha okuluhlaza.