Ukubonisa umlingani
1. Ukusebenza kokungangeni kwamanzi okungaphezu kuka-3,000 mmH2O ngaphansi kwezindinganiso zaseMelika (ASTM).
2. Ukuphefumula okungaphezu kuka-3,000 g/24h m2 ngaphansi kwezindinganiso zaseMelika (ASTM).
3. Yonke imithungo iboshwe ngetheyiphu.
4. Ukwakhiwa kwe-hood/collar okuhlanganisiwe, i-hood igotshwe futhi ifihlwe ngaphakathi kwekhola.
5. Amaphakethe e-hem angenamthungo aneziphu ezingangeni manzi.