"""""B"" Class Self Closing Semi-watertight Sliding Fire Door (ISO 17631)"""
"""""B"" Class Self Closing Watertight Sliding Fire Door (ISO 17631)"""
"""""B"" Class Self Closingwatertight Fire Door (ISO 17631)"""
"""""B"" Class Semi-watertight Fire Door (ISO 17631)"
"""""B"" Class Semi-watertight Sliding Fire Door (ISO 17631)"""
"""""B"" Class Sliding Fire Door Self-closing (ISO 17631)"""
"""""B"" Class Watertight Fire Door (ISO 17631)"""
"""""B"" Class Watertight Sliding Fire Door (ISO 17631)"
