Fire Ratings

  • Independent agency, Warnock Hersey, tests and monitors frames and labels to ensure all frames meet or exceed the listed fire ratings.
  • Labels are tamper proof. If you see this label, the frame meets IDP Inc. high quality standards and the listed fire rating.
  • Mylar labels have a mask applied to be removed after installation and final finish is applied.

Fire Rating Certification Details for IDP Entry-Fit™ F-Series and KF-Series Frame Products *

RatingMax Door Opening WidthMax Door Opening HeightMin Wall SizeMin Wall Size KF-SeriesGaugeTest StandardEdge Seals for Cat A DoorsEdge Seals for Cat B Doors
90 Min.Single 4’0″7’0″4-1/2″5″18Positive PressureNo Additional Edge Seals RequiredAdditional Category G Edge Seals Required
90 Min.Single 3’0″8’0″4-1/2″5″18Positive PressureNo Additional Edge Seals RequiredAdditional Category G Edge Seals Required
90 Min.Pair 6’0″8’0″4-1/2″5″18Positive PressureNo Additional Edge Seals RequiredAdditional Category G Edge Seals Required
20 Min.Single 3’0″8’0″3-1/2″5″18Positive PressureNo Additional Edge Seals RequiredAdditional Category G Edge Seals Required

Fire Rating Certification Details for IDP Entry-Fit™ K2A-Series and NK2A Frame Products *

RatingMax Door Opening WidthMax Door Opening HeightMin Wall SizeBase Frame GaugeClosure Frame GaugeTest StandardEdge Seals for Cat A DoorsEdge Seals for Cat B Doors
90 Min.Single 4’0″7’0″4-1/2″1822Positive PressureNo Additional Edge Seals RequiredAdditional Category G Edge Seals Required
90 Min.Single 3’0″8’0″4-1/2″1822Positive PressureNo Additional Edge Seals RequiredAdditional Category G Edge Seals Required
90 Min.Pair 6’0″8’0″4-1/2″1822Positive PressureNo Additional Edge Seals RequiredAdditional Category G Edge Seals Required

* Single Swing: Cross bracing at latch height must be used for metal stud walls
* Standard Pairs: Cross bracing 24″ on center and double studs at each opening for metal stud walls
* Wood trim (pine or solid wood with an equal or greater density) is allowed for a reduced fire rating of 60 minutes

Fire Rating Certification Details for IDP Entry-Fit™ Sidelite and Transom Assembly Frames **

RatingMax Door Opening WidthMax Door Opening HeightMin Wall SizeFrame GaugeTest StandardGlazing MaterialGlazing Seals***Max Glass WidthMax Glass HeightMax Glass AreaMax Assembly WidthMax Assembly Height
45 Min. Sidelite3’0″8’0″4-1/2″18Positive Pressure1/4″ fire rated Wire or CeramicListed24″94-1/2″2268 sq in78-1/2″111-1/2″
45 Min. Sidelite w/Transom3’0″8’0″4-1/2″18Positive Pressure1/4″ fire rated Wire or CeramicListed61-1/2″12″738 sq in78-1/2″111-1/2″
45 Min. Transom3’0″8’0″4-1/2″18Positive Pressure1/4″ fire rated Wire or CeramicListed36″12″432 sq in39-1/2″111-1/2″

Fire Rating Certification Details for IDP Entry-Fit™ Fire Window / Borrowed Lite **

RatingMin Wall SizeFrame GaugeTest StandardGlazing MaterialGlazing Seals***Max Glass WidthMax Glass HeightMax Glass AreaMax Assembly WidthMax Assembly Height
45 Min.4-1/2″18Positive Pressure1/4″ fire rated Wire or CeramicListed30″86″2580 sq in71″89″
45 Min.4-1/2″18Positive Pressure1/4″ fire rated Wire or CeramicListed36″60″2160 sq in71″89″

** Cross bracing 24″ on center and double studs at each opening for metal stud walls
** Wood trim (pine or solid wood with an equal or greater density) is allowed for a reduced fire rating of 20 minutes
*** Glazing Seal must be rated for glass area

For more information about all of our Fire Rated Products, download the below document.

Adobe PDFIDP Fire Rated Products (103KB) – Rev. 1/6/16