Imininingwane enzuzo
Indlela yokuthumela:ukuthunyelwa
Ukubonisa umlingani
1. Indwangu egaywe kabusha engu-100%
2. Ukusebenza okungangeni manzi okungaphezu kuka-10,000 mmH2O ngaphansi kwezindinganiso zaseMelika (ASTM)
3. Ukungena komoya okungaphezu kuka-5,000 g/24h m2 ngaphansi kwezindinganiso zaseMelika (ASTM) ...
4. Zonke izihibe ziboshwe
5. Izinga lokuvikela emanzini elingu-4 ukuze kube nokuqinisa okungcono ngokumelene nemvula...




