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Midwest Roofing Guide
OH, IN, IL, MI, WI, MN, IA, MO, ND, SD, NE, KS, OK, TX
The Midwest is known for severe weather including tornadoes, hailstorms, and extreme temperature variations. This region is part of "Hail Alley" with some of the highest hail frequency in the nation.
Weather Challenges
Large hail (golf ball to baseball sized)
Tornado-force winds
Severe thunderstorms
Extreme temperature swings
Heavy snow (northern areas)
Ice storms
Recommended Materials
Shingles
- Class 4 impact-resistant REQUIRED for hail zones
- Owens Corning Duration FLEX - Class 4
- CertainTeed NorthGate - ClimateFlex technology
- Malarkey Legacy - SBS polymer
- Atlas StormMaster Shake - 150 mph wind
Underlayment
- Synthetic underlayment preferred
- High tear strength for storms
- GAF Tiger Paw or FeltBuster
- Ensure underlayment extends under shingles properly
Ice & Water Shield
- Required at eaves and valleys
- Grace Ice & Water Shield for freeze-thaw
- Extended coverage in northern Midwest
- Full valley coverage essential
Ventilation
- Balanced ridge and soffit system
- Avoid turbines in tornado-prone areas
- Ensure vents are impact-resistant
- Proper attic insulation critical
Installation Considerations
- 1Class 4 shingles strongly recommended
- 26-nail pattern for tornado resistance
- 3Seal all flashings thoroughly
- 4Consider roof-to-wall connections
- 5Install in moderate weather when possible
Maintenance Tips
- Inspect after every hailstorm
- Document damage immediately for insurance
- Check for lifted or cracked shingles
- Ensure proper attic ventilation
- Clear debris from gutters regularly
Insurance Notes
- Class 4 shingles can provide 15-35% premium discount
- Hail deductibles are common
- Document roof age and condition
- Get roof certified after replacement
Top-Rated Shingles for Midwest
Timberline HDZ9/10
excellent
Timberline Ultra HDZ9/10
excellent
Timberline HDZ RS10/10
excellent
Camelot II9/10
excellent
Grand Sequoia9/10
excellent
States in This Region
OHINILMIWIMNIAMONDSDNEKSOKTX
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