| FL21841 | CertainTeed, LLC (Roofing) | RoofingUnderlayments | ReadyFL21841-R8: Approved | No |
| FL39113 | CertainTeed, LLC (Roofing) | RoofingCements-Adhesives-Coatings | ReadyFL39113-R2: Approved | Yes |
| FL46783 | CertainTeed, LLC (Roofing) | RoofingUnderlayments | ReadyFL46783-R3: Approved | Yes |
| FL47787 | CertainTeed, LLC (Roofing) | RoofingWaterproofing | ReadyFL47787-R2: Approved | Yes |
| FL1573 | CertainTeed, LLC (Siding) | Panel WallsSiding | ReadyFL1573-R9: Approved | No |
| FL12483 | CertainTeed, LLC (Siding) | Panel WallsSiding | ReadyFL12483-R8: Approved | No |
| FL13389 | CertainTeed, LLC (Siding) | Panel WallsSoffits | ReadyFL13389-R10: Approved | No |
| FL14270 | CertainTeed, LLC (Siding) | Panel WallsSiding | ReadyFL14270-R6: Approved | No |
| FL27583 | CertainTeed, LLC (Siding) | Panel WallsSiding | ReadyFL27583-R3: Approved | No |
| FL16553 | Clayton Supply | WindowsSingle Hung | ReadyFL16553-R7: Approved | No |
| FL16651 | Clayton Supply | WindowsFixed | ReadyFL16651-R7: Approved | No |
| FL16652 | Clayton Supply | WindowsHorizontal Slider | ReadyFL16652-R7: Approved | No |
| FL47958 | Clopay Building Products Company | Exterior DoorsSectional Exterior Door Assemblies | ReadyFL47958-R1: Approved | No |
| FL48340 | Clopay Building Products Company | Exterior DoorsSectional Exterior Door Assemblies | ReadyFL48340: Approved | No |
| FL48386 | Clopay Building Products Company | Exterior DoorsSectional Exterior Door Assemblies | ReadyFL48386: Approved | No |
| FL48387 | Clopay Building Products Company | Exterior DoorsSectional Exterior Door Assemblies | ReadyFL48387: Approved | Yes |
| FL48397 | Clopay Building Products Company | Exterior DoorsSectional Exterior Door Assemblies | ReadyFL48397: Approved | Yes |
| FL48404 | Clopay Building Products Company | Exterior DoorsSectional Exterior Door Assemblies | ReadyFL48404: Approved | Yes |
| FL28420 | Coastal Millworks, Inc | Exterior DoorsSwinging Exterior Door Assemblies | ReadyFL28420-R4: Approved | Yes |
| FL38718 | Coastal Millworks, Inc | Exterior DoorsSwinging Exterior Door Assemblies | ReadyFL38718-R3: Approved | Yes |
| FL38719 | Coastal Millworks, Inc | Exterior DoorsSwinging Exterior Door Assemblies | ReadyFL38719-R2: Approved | Yes |
| FL41532 | Coastal Millworks, Inc | WindowsSingle Hung | ReadyFL41532-R3: Approved | Yes |
| FL41476 | Coastal Sheet Metal LLC | RoofingMetal Roofing | ReadyFL41476-R2: Approved | No |
| FL11418 | Coastline Power Solutions | Structural ComponentsStructural Wall | ReadyFL11418-R7: Approved | Yes |
| FL11419 | Coastline Power Solutions | Exterior DoorsExterior Door Components | ReadyFL11419-R7: Approved | Yes |
| FL11420 | Coastline Power Solutions | Structural ComponentsRoof Deck | ReadyFL11420-R7: Approved | Yes |
| FL29436 | Cooley Incorporated | RoofingSingle Ply Roof Systems | ReadyFL29436-R3: Approved | Yes |
| FL12574 | Corrim Company | WindowsFixed | ReadyFL12574-R7: Approved | Yes |
| FL14311 | Corrim Company | Exterior DoorsSwinging Exterior Door Assemblies | ReadyFL14311-R7: Approved | Yes |
| FL16080 | Croft, LLC | WindowsFixed | ReadyFL16080-R9: Approved | No |
| FL16082 | Croft, LLC | WindowsSingle Hung | ReadyFL16082-R10: Approved | No |
| FL29195 | Croft, LLC | Exterior DoorsSliding Exterior Door Assemblies | ReadyFL29195-R5: Approved | No |
| FL30848 | Croft, LLC | WindowsHorizontal Slider | ReadyFL30848-R6: Approved | No |
| FL47572 | Croft, LLC | WindowsMullions | ReadyFL47572-R1: Approved | No |
| FL47820 | Croft, LLC | WindowsFixed | ReadyFL47820-R1: Approved | No |
| FL47821 | Croft, LLC | WindowsHorizontal Slider | ReadyFL47821-R1: Approved | No |
| FL47908 | Croft, LLC | WindowsSingle Hung | ReadyFL47908-R1: Approved | No |
| FL47789 | Crosswater Building Materials LLC | Exterior DoorsSwinging Exterior Door Assemblies | ReadyFL47789-R1: Approved | No |
| FL16353 | Curries Division of AADG, Inc. | Exterior DoorsSwinging Exterior Door Assemblies | ReadyFL16353-R6: Approved | Yes |
| FL41973 | Custom Window Systems Inc. | WindowsHorizontal Slider | ReadyFL41973-R5: Approved | No |
| FL41975 | Custom Window Systems Inc. | WindowsFixed | ReadyFL41975-R5: Approved | No |
| FL41987 | Custom Window Systems Inc. | WindowsDouble Hung | ReadyFL41987-R5: Approved | No |
| FL41990 | Custom Window Systems Inc. | WindowsSingle Hung | ReadyFL41990-R4: Approved | No |
| FL42003 | Custom Window Systems Inc. | WindowsCasement | ReadyFL42003-R2: Approved | No |
| FL42005 | Custom Window Systems Inc. | WindowsProjected | ReadyFL42005-R2: Approved | No |
| FL42007 | Custom Window Systems Inc. | WindowsFixed | ReadyFL42007-R2: Approved | No |
| FL42009 | Custom Window Systems Inc. | Exterior DoorsSliding Exterior Door Assemblies | ReadyFL42009-R2: Approved | No |
| FL40905 | D7 Metals LLC | RoofingMetal Roofing | ReadyFL40905-R6: Approved | No |
| FL48049 | D7 Metals LLC | Panel WallsSiding | ReadyFL48049-R1: Approved | No |
| FL47952 | DAIKIN COMFORT TECHNOLOGIES MANUFACTURING, L.P. | Structural ComponentsProducts Introduced as a Result of New Technology | ReadyFL47952-R1: Approved | Yes |