Gowns and Coveralls

North American StandardsEuropean equivalencies
CSA Z314 (Canada) and ANSI PB70 (USA)EN 13795, for GownsEN 14126, for Coveralls
ClassificationStandard / TestingClassificationStandard / TestingClassificationStandard / Testing
Low RiskLevel 1

Minimal water resistance,(some resistance to water spray)
AATCC 42 – Water penetration ≤ 4.5 g

AATCC 127 – Hydrostatic pressure N/A
Standard PerformanceEN 20811 – Hydrostatic pressure

• Less critical areas ≥ 10cm

• Critical areas ≥ 20cm
Class 1ISO 16603 (Blood) & 16604 (Viral):,No penetration at 0 kPa
Class 2ISO 16603 (Blood) & 16604 (Viral): No penetration at 1.75 kPa
Level 2

Low water resistance (resistant to water spray and some resistance to water penetration under constant contact with increasing pressure)
AATCC 42 – Water penetration ≤ 1.0 g

AATCC 127 – Hydrostatic pressure ≥ 20cm water column
Class 3ISO 16603 (Blood) & 16604 (Viral): No penetration at 3.5 kPa
Class 4ISO 16603 (Blood) & 16604 (Viral):No penetration at 7 kPa
High RiskLevel 3

Moderate water resistance (resistant to water spray and some resistance to water penetration under constant contact with increasing pressure)
AATCC 42 – Water penetration ≤ 1.0 g

AATCC 127 – Hydrostatic pressure ≥ 50cm water column
High PerformanceEN 20811 – Hydrostatic pressure

• Less critical areas ≥ 10cm

• Critical areas ≥ 20cm
Class 5ISO 16603 (Blood) & 16604 (Viral):,No penetration at 14 kPa
Level 4

Blood and viral penetration resistance (2 psi)
ASTM F1670 (Blood) & F1671 (Viral):

No penetration at 2 psi (13.8 kPa)
Class 6ISO 16603 (Blood) & 16604 (Viral):,No penetration at 20 kPa