The Roofing Book

Materials / Corrugated Metal Panel

Corrugated Metal Panel

UL 2218 Class 4

Wavy or ribbed metal panels (typically galvanized or Galvalume steel, sometimes aluminum) fastened through the face with exposed screws. An economical exposed-fastener metal roof common on agricultural, industrial, and budget residential roofs.

Category family
metal
Typical lifespan
25–40 years
Typical wind resistance
rated assemblies commonly to 120-140 mph
Typical fire rating
Class A
Max impact class
UL 2218 Class 4
Weight per square
50–100 lbs
Cost band
$$
Slope suitability
both
Typical warranty
25–40 years
Pros
  • low installed cost among metal systems
  • lightweight
  • fast installation over purlins or decking
  • recyclable steel
Cons
  • exposed fasteners require periodic gasket maintenance
  • can cosmetically dent from large hail
  • fewer concealed-fastener aesthetics
Colorado notes
  • hail_performance: resists puncture and typically passes UL 2218 Class 4, but large Front Range hail can leave cosmetic dents in the pan
  • altitude_uv: factory-applied coatings resist fading under high-altitude UV

Manufacturers

Fabral MBCI Union Corrugating Company Drexel Metals Westman Steel Delta Metals American Building Components Taylor Metal Products Agway Metals Inc. Metal Roofing Center Central States Manufacturing McElroy Metal Tri County Metals Green Tree Metals Gulf Coast Supply & Manufacturing Metal America Metal Panels Inc. Mueller, Inc. Dimensional Metals, Inc. Forma Steel Western States Decking, Inc. Caliber Metal LLC ATAS International Westform Metals Ideal Roofing Allsteel Inc. Scotia Metal Products CENTRIA Berridge Manufacturing Company Buckeye Metal Sales Butler Manufacturing Duchesne Chief Buildings Metal Exteriors Custom-Bilt Metals ExSteel Building Components Everlast Roofing AEP Span Klauer Manufacturing Company Metl-Span Metal Sales Manufacturing Corporation Steel Tile Co. Nu-Ray Metals Star Building Systems Varco Pruden Buildings Petersen Aluminum Onsite Metals Nucor Building Systems

Named products

1 1/4 inch CorrugatedFabral 1 1/4" CorrugatedMBCI 1-1/4 CorrugatedUnion Corrugating Company 1/2 inch CorrugatedFabral 1/2" & 7/8" Corrugated PanelDrexel Metals 1/2" CorrugatedWestman Steel 1/2″ Corrugated PanelDelta Metals 2 1/2 CorrugatedAmerican Building Components 2 1/2 inch CorrugatedFabral 2-1/2 CorrugatedUnion Corrugating Company 2-1/2 inch CorrugatedTaylor Metal Products 4" RibFabral 4-150Agway Metals Inc. 4.0 RibTaylor Metal Products 5-V CrimpMetal Roofing Center 5VCentral States Manufacturing 5VMcElroy Metal 5VTri County Metals 5VUnion Corrugating Company 5V CrimpAmerican Building Components 5V CrimpGreen Tree Metals 5V CrimpGulf Coast Supply & Manufacturing 5V CrimpMBCI 7-150Agway Metals Inc. 7.2 PanelAmerican Building Components 7.2 PanelCentral States Manufacturing 7.2 PanelMBCI 7.2 PanelMetal America 7.2 PanelMetal Panels Inc. 7.2 PanelMueller, Inc. 7.2 Panel WP72Dimensional Metals, Inc. 7.2 Rib PanelDrexel Metals 7/8 inch CorrugatedFabral 7/8" CorrugatedAgway Metals Inc. 7/8" CorrugatedForma Steel 7/8" CorrugatedMetal America 7/8" CorrugatedWestern States Decking, Inc. 7/8" CorrugatedWestman Steel 7/8" Corrugated PanelMetal Panels Inc. 7/8″ Corrugated PanelDelta Metals 8-175Agway Metals Inc. 936Westman Steel AG PanelCaliber Metal LLC AG PanelMetal Panels Inc. AP PanelMueller, Inc. ATAS Curved Corrugated PanelATAS International AWRWestman Steel Ag PanelWestern States Decking, Inc. AllcladWestform Metals Ameri-CanaIdeal Roofing Ameri-DrainAmerican Building Components Ameri-DrainMBCI ApexAllsteel Inc. Atlantic RibScotia Metal Products BR-36Taylor Metal Products BR5-36 RoofCENTRIA BarnMasterCentral States Manufacturing Berridge "M" PanelBerridge Manufacturing Company Berridge "R" PanelBerridge Manufacturing Company Berridge Deep-Deck PanelBerridge Manufacturing Company Berridge Double-Rib PanelBerridge Manufacturing Company Berridge S-Deck PanelBerridge Manufacturing Company Buckeye Wave Metal PanelBuckeye Metal Sales Butlerib II Roof SystemButler Manufacturing CD 2000Central States Manufacturing CPB PanelMueller, Inc. CRG 7/8Duchesne CS PanelsChief Buildings Century RibAgway Metals Inc. Cladding SeriesTaylor Metal Products Classic 7/8 inch CorrugatedTaylor Metal Products Classic RibMetal Roofing Center Classic V-RibTaylor Metal Products Commercial PBR PanelMetal Exteriors Commercial RibIdeal Roofing Cor SpanMetal Roofing Center Corrugated 7/8"Ideal Roofing Corrugated Metal PanelCustom-Bilt Metals Corrugated Panel CP75Dimensional Metals, Inc. DMC 5VDrexel Metals Deck MateWestman Steel Deep Rib SeriesTaylor Metal Products Delta Max RibDelta Metals Diamond RibAgway Metals Inc. Diamond RibWestform Metals Diamond RibWestman Steel DiamondSealExSteel Building Components DuracladWestform Metals Econolap 3/4" RoofCENTRIA Elite Rib PanelMetal Exteriors EverdrainEverlast Roofing Everlast IIEverlast Roofing FC-36 PanelForma Steel FR PanelForma Steel FabRibFabral Flat-Loc PanelMetal Panels Inc. Fundy PanelIdeal Roofing GR-7Taylor Metal Products Grandrib 3Fabral GulfPBRGulf Coast Supply & Manufacturing GulfRibGulf Coast Supply & Manufacturing GulfWaveGulf Coast Supply & Manufacturing HR-34Taylor Metal Products HR-36AEP Span Hefti-RibFabral I/9 PanelForma Steel K-Rib Frontier PanelKlauer Manufacturing Company K-Rib Heartland PanelKlauer Manufacturing Company K-Rib PBR-PanelKlauer Manufacturing Company K-Rib R-PanelKlauer Manufacturing Company K-Rib Suburban PanelKlauer Manufacturing Company LS-36 Insulated Roof and Wall PanelMetl-Span Legacy PanelDelta Metals Lo-RibAgway Metals Inc. Long Span SeriesTaylor Metal Products M PanelMetal Roofing Center M-CorMcElroy Metal M-LocCentral States Manufacturing M-PanelMetal Panels Inc. MR3-36 RoofCENTRIA Majestic RibScotia Metal Products Marion R PanelTaylor Metal Products MasterRibAmerican Building Components MasterRibMBCI MasterRibUnion Corrugating Company Max CorrTaylor Metal Products Max-RibMcElroy Metal Mega-RibMcElroy Metal MesaMcElroy Metal Metal Sales 1.25" CorrugatedMetal Sales Manufacturing Corporation Metal Sales 2" Rib Series Roof PanelsMetal Sales Manufacturing Corporation Metal Sales 2.5" CorrugatedMetal Sales Manufacturing Corporation Metal Sales 3" Rib Series Roof PanelsMetal Sales Manufacturing Corporation Metal Sales 5V-CrimpMetal Sales Manufacturing Corporation Metal Sales 7/8 inch CorrugatedMetal Sales Manufacturing Corporation Metal Sales Bi-RibMetal Sales Manufacturing Corporation Metal Sales Classic RibMetal Sales Manufacturing Corporation Metal Sales DL-3 PanelMetal Sales Manufacturing Corporation Metal Sales Deep Rib Series Roof PanelsMetal Sales Manufacturing Corporation Metal Sales Delta RibMetal Sales Manufacturing Corporation Metal Sales IC72-PanelMetal Sales Manufacturing Corporation Metal Sales Low Rib Series Roof PanelsMetal Sales Manufacturing Corporation Metal Sales PBR-PanelMetal Sales Manufacturing Corporation Metal Sales PBU-PanelMetal Sales Manufacturing Corporation Metal Sales Pro-Panel IIMetal Sales Manufacturing Corporation Metal Sales StrongpanelMetal Sales Manufacturing Corporation Metal Sales V-Line 32Metal Sales Manufacturing Corporation Metal Sales Verti-RibMetal Sales Manufacturing Corporation Mighti-RibFabral Modern-RibMcElroy Metal Monarch RibAmerican Building Components Monarch RibMBCI Multi-CorMcElroy Metal Multi-RibMcElroy Metal MuskokaSteel Tile Co. NRM-4000Nu-Ray Metals NRM-4500Nu-Ray Metals NRM-7000Nu-Ray Metals NRM-9000Nu-Ray Metals Nu-Wave CorrugatedAEP Span Optimum RibAgway Metals Inc. PBCAmerican Building Components PBCMBCI PBCUnion Corrugating Company PBDAmerican Building Components PBDMBCI PBRAmerican Building Components PBREverlast Roofing PBRMBCI PBRTaylor Metal Products PBRTri County Metals PBRUnion Corrugating Company PBR PanelAEP Span PBR PanelAllsteel Inc. PBR PanelCaliber Metal LLC PBR PanelCustom-Bilt Metals PBR PanelDelta Metals PBR PanelMetal America PBR PanelMetal Panels Inc. PBR PanelMetal Roofing Center PBR PanelWestern States Decking, Inc. PBUAmerican Building Components PBUMBCI PBUStar Building Systems PBUUnion Corrugating Company PBU PanelMueller, Inc. Panel Rib Roof SystemVarco Pruden Buildings Panel-LocCentral States Manufacturing Panel-Loc PlusCentral States Manufacturing Parallel Rib PanelMetal Exteriors Perma-CladAmerican Building Components Perma-CladMBCI Petersen PAC-CLAD 7.2 PanelPetersen Aluminum Petersen PAC-CLAD 7/8 inch CorrugatedPetersen Aluminum Petersen PAC-CLAD R-36Petersen Aluminum Pocket RibIdeal Roofing Prime RibFabral ProCladFabral R Panel (PBR)Green Tree Metals R Panel WPRPDimensional Metals, Inc. R-LocCentral States Manufacturing R-PanelDrexel Metals R-PanelFabral R-PanelIdeal Roofing R-PanelMcElroy Metal R-Panel / PBROnsite Metals R-Panel Metal Roof Panel SystemNucor Building Systems RD36Westman Steel Rainbow RibWestman Steel Retro-RAmerican Building Components Retro-RMBCI Reversed Box RibAEP Span Ribbed SeriesTaylor Metal Products Rolled RibTaylor Metal Products SSP PanelMueller, Inc. Security RibIdeal Roofing Standard 5-Rib Metal PanelBuckeye Metal Sales StormSealExSteel Building Components StrucSealExSteel Building Components Style-Rib RoofCENTRIA SummitSteel Tile Co. Super-Rib RoofCENTRIA T-3Taylor Metal Products TFR-36Custom-Bilt Metals TR 11Duchesne TR 5Duchesne TR 7Duchesne TR 80Duchesne TR 9Duchesne TR-7.2Taylor Metal Products TR4-36 RoofCENTRIA Tough RibWestman Steel Tuff RibAllsteel Inc. Tuff RibMetal America Tuff RibTaylor Metal Products Tuff-RibGreen Tree Metals Twin RibEverlast Roofing U-PanelAEP Span U-PanelFabral U-PanelMcElroy Metal Ultra Max PanelMetal Exteriors Ultra RibTri County Metals Ultra-PanelTaylor Metal Products Universal RibIdeal Roofing UtilityIdeal Roofing V-BeamFabral Vee-RibIdeal Roofing VersaSealExSteel Building Components Vertical SeriesTaylor Metal Products Vintage RibDelta Metals WF-12-36Westform Metals WF-636 RWestform Metals WF-7/8" CorrugatedWestform Metals Weathershield 2Westform Metals Western Rib (7.2 Panel)Western States Decking, Inc.

Related guides

Asphalt vs. Metal vs. Tile Wind & Fire Ratings New Roof Cost Class 4 Impact-Resistant Shingles Class 4 Insurance Discounts Metal Roofing in Colorado

Sources