INFERNOGARD ™ 45: Glazing unit for use in Non-Load Bearing Fire Rated Wall Framing System, in 45-minute locations. This glazing maintains up to or less than a 250°F (121.11°C) average temperature rise for the full duration.
Allowances: 1) Glass unit comprised of laminated glazing with PVB (INFERNOGARD ™ 45). 2) Including an additional insulating light(s). 3) Patterns, Integral Opaque, Obscure Surface Finish, Applied Film, or Tints.
Maximum Allowable Clear View Area: 4952 sq.in.
Maximum Allowable Clear View Width: 124"
Maximum Allowable Clear View Height: 124"
Minimum Stop Depth: 5/8"
Minimum Nominal Thickness: 1/2"
Glazing Marking: W-OH-45
INFERNOGARD ™ 45: Glazing for use in Wood/Wood Composite or Steel Fire Doors, Steel Frames and Listed Aluminum Frames for Sidelights/Transom Lights Borrowed Lights and Door Vision Panels, in 45-minute locations. This glazing maintains 250°F (121.11°C) temperature rise rating.
Allowances: 1) 3/16" high x 1-1/2" wide x 3" long Calcium Silicate or Hardwood setting blocks must be used at quarter points under the bottom edge; and 1/8" thick x 5/8" wide, Listed fire-rated closed or open cell foam glazing tape is required on all edges on both faces. 2) Glass unit comprised of laminated glazing with PVB (INFERNOGARD ™ 45). 3) Including an additional insulating light(s). 4) Patterns, Integral Opaque, Obscure Surface Finish, Applied Film, or Tints.
Maximum Allowable Clear View Area: 2432 sq.in.
Maximum Allowable Clear View Width: 70-1/2"
Maximum Allowable Clear View Height: 70-1/2"
Minimum Stop Depth: 5/8"
Minimum Nominal Thickness: 1/2"
Glazing Marking: D-H-T-45
INFERNOGARD ™ 60: Glazing unit for use in Non-Load Bearing Fire Rated Wall Framing System, in 60-minute locations. This glazing maintains up to or less than a 250°F (121.11°C) average temperature rise for the full duration.
Allowances: 1) Glass unit comprised of laminated glazing with PVB (INFERNOGARD ™ 60). 2) Including an additional insulating light(s). 3) Patterns, Integral Opaque, Obscure Surface Finish, Applied Film, or Tints.
Maximum Allowable Clear View Area: 4952 sq.in.
Maximum Allowable Clear View Width: 124"
Maximum Allowable Clear View Height: 124"
Minimum Stop Depth: 5/8"
Minimum Nominal Thickness: 7/8"
Glazing Marking: W-OH-60
INFERNOGARD ™ 60: Glazing for use in Wood/Wood Composite or Steel Fire Doors, Steel Frames and Listed Aluminum Frames for Sidelights/Transom Lights/Borrowed Lights and Door Vision Panels, in 60-minute locations. This glazing maintains 250°F (121.11°C) temperature rise rating.
Allowances: 1) 3/16" high x 1-1/2" wide x 3" long Calcium Silicate or Hardwood setting blocks must be used at quarter points under the bottom edge; and 1/8" thick x 5/8" wide, Listed fire-rated closed or open cell foam glazing tape is required on all edges on both faces. 2) Glass unit comprised of laminated glazing with PVB (INFERNOGARD ™ 60). 3) Including an additional insulating light(s). 4) Patterns, Integral Opaque, Obscure Surface Finish, Applied Film, or Tints.
Maximum Allowable Clear View Area: 4952 sq.in.
Maximum Allowable Clear View Width: 124"
Maximum Allowable Clear View Height: 124"
Minimum Stop Depth: 5/8"
Minimum Nominal Thickness: 7/8"
Glazing Marking: D-H-T-60
INFERNOGARD ™ 90: Glazing for use in listed and labeled Wood/Wood Composite or Steel Fire Doors, in applicable 90-minute locations. This glazing maintains 250°F (121.11°C) temperature rise rating.
Allowances: 1) Glass unit comprised of laminated glazing with PVB (INFERNOGARD ™ 90). 2) Including an additional insulating light(s). 3) Patterns, Integral Opaque, Obscure Surface Finish, Applied Film, or Tints.
Maximum Allowable Clear View Area: 100 sq.in.
Maximum Allowable Clear View Width: 10"
Maximum Allowable Clear View Height: 33"
Minimum Stop Depth: 5/8"
Minimum Nominal Thickness: 1-1/4"
Glazing Marking: D-H-T-90
INFERNOGARD ™??????? 90: Glazing unit for use in a Non-Load Bearing Fire Rated Framing System, in 90-minute locations. This glazing maintains up to or less than a 250°F (121.11°C) average temperature rise for the full duration.
Allowances: 1) Glass unit comprised of laminated glazing with PVB (INFERNOGARD ™ 90). 2) Including an additional insulating light(s). 3) Patterns, Integral Opaque, Obscure Surface Finish, Applied Film, or Tints.
Maximum Allowable Clear View Area: 4876 sq.in.
Maximum Allowable Clear View Width: 124"
Maximum Allowable Clear View Height: 124"
Minimum Stop Depth: 5/8"
Minimum Nominal Thickness: 1-1/4"
Glazing Marking: W-OH-90
INFERNOGARD ™ 120: Glazing for use in listed and labeled Steel Fire Doors, in applicable 120-minute locations. This glazing maintains 250°F (121.11°C) temperature rise rating.
Allowances: 1) Glass unit comprised of laminated glazing with PVB (INFERNOGARD ™ 120). 2) Including an additional insulating light(s). 3) Patterns, Integral Opaque, Obscure Surface Finish, Applied Film, or Tints.
Maximum Allowable Clear View Area: 100 sq.in.
Maximum Allowable Clear View Width: 10"
Maximum Allowable Clear View Height: 33"
Minimum Stop Depth: 5/8"
Minimum Nominal Thickness: 1-1/4"
Glazing Marking: D-H-T-120
INFERNOGARD ™??????? 120: Glazing unit for use in a Non-Load Bearing Fire Rated Framing System, in 120-minute locations. This glazing maintains up to or less than a 250°F (121.11°C) average temperature rise for the full duration.
Allowances: 1) Glass unit comprised of laminated glazing with PVB (INFERNOGARD ™ 120). 2) Including an additional insulating light(s). 3) Patterns, Integral Opaque, Obscure Surface Finish, Applied Film, or Tints.
Maximum Allowable Clear View Area: 4876 sq.in
Maximum Allowable Clear View Width: 124"
Maximum Allowable Clear View Height: 124"
Minimum Stop Depth: 5/8"
Minimum Nominal Thickness: 1-1/4"
Glazing Marking: W-OH-120
Note: Listed fire-rated open cell glazing tape is allowed for use with INFERNOGARD ™ such that it is approved for fire-rated durations equal to or greater than the respective INFERNOGARD ™ product it is used with.
Unless otherwise noted, these glazings have been evaluated for conformance to the following standards listed below:
When listed for use in a Door Vision Panel, Transom or Side Light:
CAN4-S104 (ULC-S104), Standard Method for Fire Tests of Door Assemblies
CSFM 43.7, Standard Methods of Fire Tests of Door Assemblies
NFPA 252, Standard Methods of Fire Tests of Door Assemblies
UL 10(b), Fire Tests of Door Assemblies
UL 10(c), Positive Pressure Fire Tests of Door Assemblies
When listed for use in a Fire Window Assembly:
CAN4-S106, Standard Method for Fire Tests of Window & Glass Block Assemblies
NFPA 257, Standard Method for Fire Tests of Fire Window Assemblies
UL 9, Fire Tests of Fire Window Assemblies
When listed for use in a non-load bearing wall assembly:
ASTM E-119, Methods of Fire Tests of Building Construction and Materials
UL 263, Fire Tests of Building Construction and Materials
When listed as safety glazing:
ANSI Z97.1-2004
CPSC 16 CFR 1201 Category II
Physical Ratings
| Products |
Test Method |
Test Procedure |
Results |
| INFERNOGARD ™ 45, 60, 90 and 120 minute |
ASTM C1629/C1629M |
ASTM D4977 - Surface Abrasion Resistance |
Meets Level 3 |
| ASTM E695 - Soft Body Impact |
Meets Level 3 |
| ASTM C1629 - Hard Body Impact |
Meets Level 3 |
Listed products are intended to be installed, unless otherwise noted, in accordance with the following:
NFPA 80, Fire Doors & Windows
Manufacturer's Instructions
Listed maximum sizes of glazing are based on sizes tested and may exceed those allowed by local codes. Dependent on the end use installation, local codes may require that additional criteria be met to address considerations such as radiant heat hazards and impact safety. Under such circumstances, the prior approval of the Authority Having Jurisdiction must be obtained unless conformance to relevant additional requirements is indicated within the individual listing.
Clearance between the edges if the glazing and the inside edge of the frame shall not exceed 1/8" unless otherwise noted in the individual listing or the manufacturer's installation instructions. All glazing is identified by an etched mark or label bearing the WHI Certification Mark or ETL Mark.
