Kubalwa kwetintfo tekwakha phansi lokwentiwe ngetigodvo
Ucelwa kutsi ukhombise tilinganiso letidzingekako ngemamilimitha
Y - budze bephansi
X - bubanti bephansi
Z - bubanti bendlu
U - Bubanti belogi
W - Bukhulu belog
S - sinyatselo lag
P - emajumpa emkhatsini wemajoyisti
C - Umsindvo wekugcuma
Emakhono eluhlelo.
Kubalwa kwelinani lelidzingekako letigodvo te-joists phansi.
Kuncuma ivolumu yebhodi lephansi kanye ne . "emabhodi lamnyama laphansi".
Kubalwa kwendzawo yephansi.
Kubona umthamo letidzingekako insulation.
Kubalwa kwenani lokuxhumana ekugcineni for fasteners.
Tilinganiso leticondzile tato tonkhe tincenye.
Imidvwebo lenemininingwane yekwakhiwa kwephansi lokwentiwe ngetigodvo.