| FL48192 | Nan Ya Plastics Corporation USA | Exterior DoorsSwinging Exterior Door Assemblies | ReadyFL48192-R1: Approved | No |
| FL20107 | Nana Wall Systems, Inc. | Exterior DoorsExterior Door Assembly Products Introduced as a Result of New Technology | ReadyFL20107-R5: Approved | Yes |
| FL35025 | Nana Wall Systems, Inc. | Exterior DoorsSwinging Exterior Door Assemblies | ReadyFL35025-R2: Approved | No |
| FL37258 | Nana Wall Systems, Inc. | Exterior DoorsSwinging Exterior Door Assemblies | ReadyFL37258-R2: Approved | No |
| FL37259 | Nana Wall Systems, Inc. | Exterior DoorsSliding Exterior Door Assemblies | ReadyFL37259-R2: Approved | No |
| FL38736 | Nana Wall Systems, Inc. | Exterior DoorsSwinging Exterior Door Assemblies | ReadyFL38736-R2: Approved | No |
| FL40273 | Nana Wall Systems, Inc. | Exterior DoorsSwinging Exterior Door Assemblies | ReadyFL40273-R2: Approved | No |
| FL41107 | Nana Wall Systems, Inc. | Exterior DoorsSwinging Exterior Door Assemblies | ReadyFL41107-R2: Approved | No |
| FL41108 | Nana Wall Systems, Inc. | Exterior DoorsSwinging Exterior Door Assemblies | ReadyFL41108-R2: Approved | No |
| FL41109 | Nana Wall Systems, Inc. | Exterior DoorsSwinging Exterior Door Assemblies | ReadyFL41109-R2: Approved | No |
| FL41110 | Nana Wall Systems, Inc. | Exterior DoorsSwinging Exterior Door Assemblies | ReadyFL41110-R2: Approved | No |
| FL47238 | Nana Wall Systems, Inc. | WindowsDual Action | ReadyFL47238-R1: Approved | No |
| FL47239 | Nana Wall Systems, Inc. | WindowsFixed | ReadyFL47239-R1: Approved | No |
| FL47539 | Nana Wall Systems, Inc. | WindowsMullions | ReadyFL47539-R1: Approved | No |
| FL47891 | Nana Wall Systems, Inc. | Exterior DoorsSliding Exterior Door Assemblies | ReadyFL47891-R1: Approved | No |
| FL17840 | National Gypsum Company a dba of National Gypsum Services Company | RoofingRoofing Insulation | ReadyFL17840-R5: Approved | Yes |
| FL18389 | National Gypsum Company a dba of National Gypsum Services Company | Structural ComponentsStructural Wall | ReadyFL18389-R4: Approved | No |
| FL18399 | National Gypsum Company a dba of National Gypsum Services Company | Panel WallsExterior Insulation Finish System | ReadyFL18399-R4: Approved | No |
| FL11743 | Natural Light Energy Systems, DBA KENNEDY SKYLIGHTS | Sky LightsSkylight | ReadyFL11743-R11: Approved | Yes |
| FL15592 | Natural Light Energy Systems, dba Kennedy Skylights, LLC | Sky LightsSkylight | ReadyFL15592-R10: Approved | Yes |
| FL39163 | Natural Light Energy Systems, dba Kennedy Skylights, LLC | Sky LightsSkylight | ReadyFL39163-R2: Approved | No |
| FL48371 | New Age Windows & Doors, Corp. | WindowsHorizontal Slider | ReadyFL48371: Approved | Yes |
| FL30314 | NewTechWood America Inc. | Panel WallsSiding | ReadyFL30314-R5: Approved | Yes |
| FL12500 | Norandex, A Division of American Builders & Contractors Supply Co., Inc. | Panel WallsSiding | ReadyFL12500-R6: Approved | No |
| FL12505 | Norandex, A Division of American Builders & Contractors Supply Co., Inc. | Panel WallsSoffits | ReadyFL12505-R9: Approved | No |
| FL47493 | Nordyne, LLC | Structural ComponentsProducts Introduced as a Result of New Technology | ReadyFL47493-R1: Approved | Yes |
| FL44893 | Novatik | RoofingMetal Roofing | ReadyFL44893-R2: Approved | Yes |
| FL48298 | NuPanel Systems | RoofingMetal Roofing | ReadyFL48298: Approved | Yes |
| FL47392 | ODL, Inc. | Exterior DoorsSwinging Exterior Door Assemblies | ReadyFL47392-R3: Approved | Yes |
| FL47841 | ODL, Inc. | Exterior DoorsExterior Door Components | ReadyFL47841-R1: Approved | Yes |
| FL47849 | ODL, Inc. | Exterior DoorsExterior Door Components | ReadyFL47849-R1: Approved | Yes |
| FL47925 | ODL, Inc. | Exterior DoorsSwinging Exterior Door Assemblies | ReadyFL47925-R1: Approved | No |
| FL17048 | OHagin Manufacturing, LLC | RoofingRoofing Accessories that are an Integral Part of the Roofing System | ReadyFL17048-R3: Approved | Yes |
| FL17688 | OLDCASTLE BUILDING ENVELOPE | Panel WallsStorefronts | ReadyFL17688-R5: Approved | Yes |
| FL17691 | OLDCASTLE BUILDING ENVELOPE | Panel WallsCurtain Walls | ReadyFL17691-R6: Approved | No |
| FL17693 | OLDCASTLE BUILDING ENVELOPE | Exterior DoorsSwinging Exterior Door Assemblies | ReadyFL17693-R8: Approved | Yes |
| FL20665 | OLDCASTLE BUILDING ENVELOPE | Panel WallsStorefronts | ReadyFL20665-R8: Approved | Yes |
| FL33108 | OLDCASTLE BUILDING ENVELOPE | Panel WallsCurtain Walls | ReadyFL33108-R3: Approved | Yes |
| FL39097 | OLDCASTLE BUILDING ENVELOPE | Panel WallsStorefronts | ReadyFL39097-R2: Approved | No |
| FL39624 | OLDCASTLE BUILDING ENVELOPE | Exterior DoorsSwinging Exterior Door Assemblies | ReadyFL39624-R2: Approved | No |
| FL48275 | OLDCASTLE BUILDING ENVELOPE | Panel WallsCurtain Walls | ReadyFL48275-R1: Approved | Yes |
| FL48356 | OLDCASTLE BUILDING ENVELOPE | Panel WallsCurtain Walls | ReadyFL48356: Approved | Yes |
| FL1608 | OMG, Inc. | RoofingCements-Adhesives-Coatings | ReadyFL1608-R11: Approved | Yes |
| FL48395 | Over-All Vents,LLC | RoofingRoofing Accessories that are an Integral Part of the Roofing System | ReadyFL48395: Approved | No |
| FL1844 | PGT Industries | WindowsHorizontal Slider | ReadyFL1844-R31: Approved | Yes |
| FL7058 | PGT Industries | WindowsDouble Hung | ReadyFL7058-R24: Approved | Yes |
| FL46559 | PGT Industries | Panel WallsStorefronts | ReadyFL46559-R1: Approved | Yes |
| FL42093 | POLYGLASS USA | RoofingWaterproofing | ReadyFL42093-R3: Approved | Yes |
| FL47068 | POLYGLASS USA | RoofingWaterproofing | ReadyFL47068-R4: Approved | Yes |
| FL48189 | POLYGLASS USA | RoofingSingle Ply Roof Systems | ReadyFL48189-R1: Approved | Yes |