| FL40569 | GAF | RoofingSingle Ply Roof Systems | ReadyFL40569-R9: Approved | Yes |
| FL46590 | GAF | RoofingMetal Roofing | ReadyFL46590-R4: Approved | Yes |
| FL46981 | GAF | RoofingUnderlayments | ReadyFL46981-R1: Approved | Yes |
| FL16624 | GAF/LL Building Products, Inc sub of GAF | RoofingRoofing Accessories that are an Integral Part of the Roofing System | ReadyFL16624-R13: Approved | No |
| FL46755 | GALVPRO | RoofingRoofing Accessories that are an Integral Part of the Roofing System | ReadyFL46755-R1: Approved | No |
| FL48410 | GALVPRO | RoofingRoofing Accessories that are an Integral Part of the Roofing System | ReadyFL48410: Approved | No |
| FL48459 | GMX, Inc. | RoofingWaterproofing | ReadyFL48459: Approved | Yes |
| FL14723 | Gaco (Amrize Building Envelope LLC) | RoofingSpray Applied Polyurethane Roof System | ReadyFL14723-R15: Approved | Yes |
| FL14724 | Gaco (Amrize Building Envelope LLC) | RoofingCements-Adhesives-Coatings | ReadyFL14724-R16: Approved | Yes |
| FL27003 | Gaco (Amrize Building Envelope LLC) | RoofingWaterproofing | ReadyFL27003-R8: Approved | Yes |
| FL17862 | GenFlex (Amrize Building Envelope LLC) | RoofingSingle Ply Roof Systems | ReadyFL17862-R6: Approved | Yes |
| FL48110 | GenFlex (Amrize Building Envelope LLC) | RoofingModified Bitumen Roof System | ReadyFL48110-R1: Approved | Yes |
| FL1250 | Georgia Pacific-Gypsum | RoofingRoofing Insulation | ReadyFL1250-R12: Approved | Yes |
| FL48492 | Greenrise Technologies | RoofingWaterproofing | ReadyFL48492: Approved | Yes |
| FL48495 | Greenrise Technologies | RoofingWaterproofing | ReadyFL48495: Approved | Yes |
| FL48496 | Greenrise Technologies | RoofingWaterproofing | ReadyFL48496: Approved | Yes |
| FL17541 | Henry, A Carlisle Company | RoofingWaterproofing | ReadyFL17541-R7: Approved | Yes |
| FL4640 | Hibco Plastics, Inc. | RoofingRoofing Accessories that are an Integral Part of the Roofing System | ReadyFL4640-R9: Approved | Yes |
| FL1365 | ICP Construction, Inc. | RoofingCements-Adhesives-Coatings | ReadyFL1365-R13: Approved | Yes |
| FL48066 | ICP Construction, Inc. | RoofingCements-Adhesives-Coatings | ReadyFL48066-R1: Approved | Yes |
| FL30074 | IKO Industries Ltd | RoofingUnderlayments | ReadyFL30074-R3: Approved | Yes |
| FL3066 | IPS Corporation | RoofingRoofing Accessories that are an Integral Part of the Roofing System | ReadyFL3066-R6: Approved | No |
| FL42727 | Johns Manville | RoofingRoofing Accessories that are an Integral Part of the Roofing System | ReadyFL42727-R1: Approved | Yes |
| FL12895 | KST Coatings, A Business Unit of the Sherwin Williams Company | RoofingCements-Adhesives-Coatings | ReadyFL12895-R9: Approved | Yes |
| FL27943 | Karnak Corporation | RoofingCements-Adhesives-Coatings | ReadyFL27943-R3: Approved | No |
| FL47852 | Karnak Corporation | RoofingCements-Adhesives-Coatings | ReadyFL47852-R1: Approved | No |
| FL21853 | L.K. Aluminum | RoofingProducts Introduced as a Result of New Technology | ReadyFL21853-R4: Approved | Yes |
| FL16667 | L.V. Thompson, Inc. dba Thompson Architectural Metals Company (TAMCO) | RoofingMetal Roofing | ReadyFL16667-R9: Approved | Yes |
| FL16918 | L.V. Thompson, Inc. dba Thompson Architectural Metals Company (TAMCO) | RoofingRoofing Accessories that are an Integral Part of the Roofing System | ReadyFL16918-R9: Approved | Yes |
| FL17834 | L.V. Thompson, Inc. dba Thompson Architectural Metals Company (TAMCO) | RoofingRoofing Accessories that are an Integral Part of the Roofing System | ReadyFL17834-R4: Approved | Yes |
| FL46764 | Lanco & Harris Paint Corporation | RoofingCements-Adhesives-Coatings | ReadyFL46764-R1: Approved | Yes |
| FL34537 | Lansing Building Products, Inc. | RoofingMetal Roofing | ReadyFL34537-R2: Approved | No |
| FL48042 | Lomanco | RoofingRoofing Accessories that are an Integral Part of the Roofing System | ReadyFL48042-R1: Approved | No |
| FL11842 | MFM Building Products Corp. | RoofingUnderlayments | ReadyFL11842-R11: Approved | No |
| FL13025 | MFM Building Products Corp. | RoofingModified Bitumen Roof System | ReadyFL13025-R7: Approved | No |
| FL41919 | MFM Building Products Corp. | RoofingUnderlayments | ReadyFL41919-R2: Approved | No |
| FL38735 | Marco Industries | RoofingRoofing Accessories that are an Integral Part of the Roofing System | ReadyFL38735-R2: Approved | Yes |
| FL32035 | Marco Industries, Inc. | RoofingUnderlayments | ReadyFL32035-R4: Approved | Yes |
| FL43871 | Metal Roof Factory | RoofingMetal Roofing | ReadyFL43871-R1: Approved | Yes |
| FL41345 | Metal Roof Source | RoofingMetal Roofing | ReadyFL41345-R4: Approved | No |
| FL40904 | Metal Systems, Inc. | RoofingMetal Roofing | ReadyFL40904-R2: Approved | No |
| FL29463 | Metal-Era, LLC | RoofingRoofing Accessories that are an Integral Part of the Roofing System | ReadyFL29463-R4: Approved | No |
| FL12805 | Metallic Products | RoofingRoofing Accessories that are an Integral Part of the Roofing System | ReadyFL12805-R10: Approved | Yes |
| FL17188 | Mid-States Asphalt & Cant Strip, Inc. | RoofingUnderlayments | ReadyFL17188-R9: Approved | Yes |
| FL18318 | Mid-States Asphalt & Cant Strip, Inc. | RoofingBuilt up Roofing | ReadyFL18318-R4: Approved | No |
| FL19569 | Mid-States Asphalt & Cant Strip, Inc. | RoofingBuilt up Roofing | ReadyFL19569-R5: Approved | Yes |
| FL46679 | Mission Metals Mfg | RoofingMetal Roofing | ReadyFL46679-R4: Approved | No |
| FL17840 | National Gypsum Company a dba of National Gypsum Services Company | RoofingRoofing Insulation | ReadyFL17840-R5: Approved | Yes |
| FL44893 | Novatik | RoofingMetal Roofing | ReadyFL44893-R2: Approved | Yes |
| FL48298 | NuPanel Systems | RoofingMetal Roofing | ReadyFL48298: Approved | Yes |